diff --git a/controllers/common.php b/controllers/common.php
index d7f7936..6f36f20 100644
--- a/controllers/common.php
+++ b/controllers/common.php
@@ -81,7 +81,7 @@ Router\get_action('select-db', function() {
 
 // Image proxy (avoid SSL mixed content warnings)
 Router\get_action('proxy', function() {
-    list($content, $type) = Model\Proxy\download(urldecode(Request\param('url')));
+    list($content, $type) = Model\Proxy\download(rawurldecode(Request\param('url')));
 
     if (empty($content)) {
         Response\text('Not Found', 404);
diff --git a/vendor/autoload.php b/vendor/autoload.php
index 228365d..8df5790 100644
--- a/vendor/autoload.php
+++ b/vendor/autoload.php
@@ -4,4 +4,4 @@
 
 require_once __DIR__ . '/composer' . '/autoload_real.php';
 
-return ComposerAutoloaderInit738d0ffba01de68eecc7cdccd108bcae::getLoader();
+return ComposerAutoloaderInita57f23d5e3b273c0241536094b292083::getLoader();
diff --git a/vendor/composer/ClassLoader.php b/vendor/composer/ClassLoader.php
index 4433649..70d78bc 100644
--- a/vendor/composer/ClassLoader.php
+++ b/vendor/composer/ClassLoader.php
@@ -56,7 +56,11 @@ class ClassLoader
 
     public function getPrefixes()
     {
-        return call_user_func_array('array_merge', $this->prefixesPsr0);
+        if (!empty($this->prefixesPsr0)) {
+            return call_user_func_array('array_merge', $this->prefixesPsr0);
+        }
+
+        return array();
     }
 
     public function getPrefixesPsr4()
diff --git a/vendor/composer/autoload_real.php b/vendor/composer/autoload_real.php
index aeb7b76..5f01ebc 100644
--- a/vendor/composer/autoload_real.php
+++ b/vendor/composer/autoload_real.php
@@ -2,7 +2,7 @@
 
 // autoload_real.php @generated by Composer
 
-class ComposerAutoloaderInit738d0ffba01de68eecc7cdccd108bcae
+class ComposerAutoloaderInita57f23d5e3b273c0241536094b292083
 {
     private static $loader;
 
@@ -19,9 +19,9 @@ class ComposerAutoloaderInit738d0ffba01de68eecc7cdccd108bcae
             return self::$loader;
         }
 
-        spl_autoload_register(array('ComposerAutoloaderInit738d0ffba01de68eecc7cdccd108bcae', 'loadClassLoader'), true, true);
+        spl_autoload_register(array('ComposerAutoloaderInita57f23d5e3b273c0241536094b292083', 'loadClassLoader'), true, true);
         self::$loader = $loader = new \Composer\Autoload\ClassLoader();
-        spl_autoload_unregister(array('ComposerAutoloaderInit738d0ffba01de68eecc7cdccd108bcae', 'loadClassLoader'));
+        spl_autoload_unregister(array('ComposerAutoloaderInita57f23d5e3b273c0241536094b292083', 'loadClassLoader'));
 
         $map = require __DIR__ . '/autoload_namespaces.php';
         foreach ($map as $namespace => $path) {
@@ -42,14 +42,14 @@ class ComposerAutoloaderInit738d0ffba01de68eecc7cdccd108bcae
 
         $includeFiles = require __DIR__ . '/autoload_files.php';
         foreach ($includeFiles as $file) {
-            composerRequire738d0ffba01de68eecc7cdccd108bcae($file);
+            composerRequirea57f23d5e3b273c0241536094b292083($file);
         }
 
         return $loader;
     }
 }
 
-function composerRequire738d0ffba01de68eecc7cdccd108bcae($file)
+function composerRequirea57f23d5e3b273c0241536094b292083($file)
 {
     require $file;
 }
diff --git a/vendor/composer/installed.json b/vendor/composer/installed.json
index 941ad5c..ed3b8e6 100644
--- a/vendor/composer/installed.json
+++ b/vendor/composer/installed.json
@@ -123,18 +123,18 @@
         "source": {
             "type": "git",
             "url": "https://github.com/fguillot/picoDb.git",
-            "reference": "8116698f9471f6c3f9b3c1334ee358c9b73d9864"
+            "reference": "268b3389d2bc3c92ef749a63440d17bd75e2a628"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/fguillot/picoDb/zipball/8116698f9471f6c3f9b3c1334ee358c9b73d9864",
-            "reference": "8116698f9471f6c3f9b3c1334ee358c9b73d9864",
+            "url": "https://api.github.com/repos/fguillot/picoDb/zipball/268b3389d2bc3c92ef749a63440d17bd75e2a628",
+            "reference": "268b3389d2bc3c92ef749a63440d17bd75e2a628",
             "shasum": ""
         },
         "require": {
             "php": ">=5.3.0"
         },
-        "time": "2015-01-02 16:42:20",
+        "time": "2015-01-03 00:32:58",
         "type": "library",
         "installation-source": "dist",
         "autoload": {
@@ -162,18 +162,18 @@
         "source": {
             "type": "git",
             "url": "https://github.com/fguillot/picoFeed.git",
-            "reference": "3ef98d7b1ea35bd48e0a4e99ea518d0c3165a0c0"
+            "reference": "627d1d48642ef82f8bb0e70870f36151b3c6936d"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/fguillot/picoFeed/zipball/3ef98d7b1ea35bd48e0a4e99ea518d0c3165a0c0",
-            "reference": "3ef98d7b1ea35bd48e0a4e99ea518d0c3165a0c0",
+            "url": "https://api.github.com/repos/fguillot/picoFeed/zipball/627d1d48642ef82f8bb0e70870f36151b3c6936d",
+            "reference": "627d1d48642ef82f8bb0e70870f36151b3c6936d",
             "shasum": ""
         },
         "require": {
             "php": ">=5.3.0"
         },
-        "time": "2015-01-02 20:21:50",
+        "time": "2015-01-06 23:58:29",
         "type": "library",
         "installation-source": "dist",
         "autoload": {
diff --git a/vendor/fguillot/picodb/README.md b/vendor/fguillot/picodb/README.md
index d637954..6e2d9d5 100644
--- a/vendor/fguillot/picodb/README.md
+++ b/vendor/fguillot/picodb/README.md
@@ -20,15 +20,16 @@ Requirements
 - PDO
 - A database: Sqlite, Mysql or Postgresql
 
-Todo
-----
-
-- Add support for Distinct and group by
-
 Documentation
 -------------
 
-## Connect to your database
+### Installation
+
+```bash
+composer require fguillot/picodb dev-master
+```
+
+### Connect to your database
 
 ```php
     use PicoDb\Database;
@@ -48,19 +49,19 @@ Documentation
     ));
 ```
 
-## Execute a SQL request
+### Execute a SQL request
 
 ```php
     $db->execute('CREATE TABLE toto (column1 TEXT)');
 ```
 
-## Insert some data
+### Insert some data
 
 ```php
     $db->table('toto')->save(['column1' => 'hey']);
 ```
 
-## Transations
+### Transations
 
 ```php
     $db->transaction(function($db) {
@@ -69,7 +70,7 @@ Documentation
     });
 ```
 
-## Fetch all data
+### Fetch all data
 
 ```php
     $records = $db->table('toto')->findAll();
@@ -79,19 +80,19 @@ Documentation
     }
 ```
 
-## Update something
+### Update something
 
     $db->table('toto')->eq('id', 1)->save(['column1' => 'hey']);
 
 You just need to add a condition to perform an update.
 
-## Remove rows
+### Remove rows
 
 ```php
     $db->table('toto')->lowerThan('column1', 10)->remove();
 ```
 
-## Sorting
+### Sorting
 
 ```php
     $db->table('toto')->asc('column1')->findAll();
@@ -103,20 +104,18 @@ or
     $db->table('toto')->desc('column1')->findAll();
 ```
 
-## Limit and offset
+### Limit and offset
 
 ```php
     $db->table('toto')->limit(10)->offset(5)->findAll();
 ```
 
-## Fetch only some columns
+### Fetch only some columns
 
 ```php
     $db->table('toto')->columns('column1', 'column2')->findAll();
 ```
 
-## Conditions
-
 ### Equals condition
 
 ```php
@@ -248,9 +247,9 @@ How to make a OR condition:
         ->findAll();
 ```
 
-## Schema migrations
+### Schema migrations
 
-### Define a migration
+#### Define a migration
 
 - Migrations are defined in simple functions inside a namespace named "Schema".
 - An instance of PDO is passed to first argument of the function.
@@ -285,7 +284,7 @@ Example:
     }
 ```
 
-### Run schema update automatically
+#### Run schema update automatically
 
 - The method "check()" executes all migrations until to reach the correct version number.
 - If we are already on the last version nothing will happen.
diff --git a/vendor/fguillot/picodb/lib/PicoDb/Database.php b/vendor/fguillot/picodb/lib/PicoDb/Database.php
index aad9e19..e24e1b0 100644
--- a/vendor/fguillot/picodb/lib/PicoDb/Database.php
+++ b/vendor/fguillot/picodb/lib/PicoDb/Database.php
@@ -6,6 +6,7 @@ use Closure;
 use PDO;
 use PDOException;
 use LogicException;
+use RuntimeException;
 use Picodb\Driver\Sqlite;
 use Picodb\Driver\Mysql;
 use Picodb\Driver\Postgres;
@@ -53,6 +54,14 @@ class Database
      */
     public $log_queries = false;
 
+    /**
+     * Number of SQL queries executed
+     *
+     * @access public
+     * @var integer
+     */
+    public $nb_queries = 0;
+
     /**
      * Constructor, iniatlize a PDO driver
      *
@@ -199,7 +208,7 @@ class Database
      * @access public
      * @param  string    $sql      SQL query
      * @param  array     $values   Values
-     * @return PDOStatement
+     * @return PDOStatement|false
      */
     public function execute($sql, array $values = array())
     {
@@ -220,11 +229,21 @@ class Database
                 $this->setLogMessage('DURATION='.(microtime(true) - $start));
             }
 
+            $this->nb_queries++;
+
             return $rq;
         }
         catch (PDOException $e) {
+
+            $this->cancelTransaction();
+
+            if (in_array($e->getCode(), $this->pdo->getDuplicateKeyErrorCode())) {
+                return false;
+            }
+
             $this->setLogMessage($e->getMessage());
-            return false;
+
+            throw new RuntimeException('SQL error');
         }
     }
 
@@ -237,23 +256,9 @@ class Database
      */
     public function transaction(Closure $callback)
     {
-        try {
-
-            $this->pdo->beginTransaction();
-            $result = $callback($this);
-
-            if ($result === false) {
-                $this->pdo->rollback();
-            }
-            else {
-                $this->pdo->commit();
-            }
-        }
-        catch (PDOException $e) {
-            $this->pdo->rollback();
-            $this->setLogMessage($e->getMessage());
-            $result = false;
-        }
+        $this->pdo->beginTransaction();
+        $result = $callback($this); // Rollback is done in the execute() method
+        $this->closeTransaction();
 
         return $result === null ? true : $result;
     }
diff --git a/vendor/fguillot/picodb/lib/PicoDb/Driver/Mysql.php b/vendor/fguillot/picodb/lib/PicoDb/Driver/Mysql.php
index e775591..27d4cbd 100644
--- a/vendor/fguillot/picodb/lib/PicoDb/Driver/Mysql.php
+++ b/vendor/fguillot/picodb/lib/PicoDb/Driver/Mysql.php
@@ -81,4 +81,9 @@ class Mysql extends PDO
     {
         return 'LIKE';
     }
+
+    public function getDuplicateKeyErrorCode()
+    {
+        return array(23000);
+    }
 }
\ No newline at end of file
diff --git a/vendor/fguillot/picodb/lib/PicoDb/Driver/Postgres.php b/vendor/fguillot/picodb/lib/PicoDb/Driver/Postgres.php
index 5af0948..d9fadbe 100644
--- a/vendor/fguillot/picodb/lib/PicoDb/Driver/Postgres.php
+++ b/vendor/fguillot/picodb/lib/PicoDb/Driver/Postgres.php
@@ -78,4 +78,9 @@ class Postgres extends PDO
     {
         return 'ILIKE';
     }
+
+    public function getDuplicateKeyErrorCode()
+    {
+        return array(23505, 23503);
+    }
 }
\ No newline at end of file
diff --git a/vendor/fguillot/picodb/lib/PicoDb/Driver/Sqlite.php b/vendor/fguillot/picodb/lib/PicoDb/Driver/Sqlite.php
index 17bf081..0943d15 100644
--- a/vendor/fguillot/picodb/lib/PicoDb/Driver/Sqlite.php
+++ b/vendor/fguillot/picodb/lib/PicoDb/Driver/Sqlite.php
@@ -61,4 +61,9 @@ class Sqlite extends PDO
     {
         return 'LIKE';
     }
+
+    public function getDuplicateKeyErrorCode()
+    {
+        return array(23000);
+    }
 }
\ No newline at end of file
diff --git a/vendor/fguillot/picodb/lib/PicoDb/Table.php b/vendor/fguillot/picodb/lib/PicoDb/Table.php
index eed2a1f..0dbc93f 100644
--- a/vendor/fguillot/picodb/lib/PicoDb/Table.php
+++ b/vendor/fguillot/picodb/lib/PicoDb/Table.php
@@ -2,6 +2,8 @@
 
 namespace PicoDb;
 
+use PDO;
+
 class Table
 {
     const SORT_ASC = 'ASC';
@@ -19,27 +21,34 @@ class Table
     private $values = array();
     private $distinct = false;
     private $group_by = array();
-
     private $db;
 
-
+    /**
+     * Constructor
+     *
+     * @access public
+     * @param  \PicoDb\Database   $db
+     * @param  string             $table_name
+     */
     public function __construct(Database $db, $table_name)
     {
         $this->db = $db;
         $this->table_name = $table_name;
-
-        return $this;
     }
 
-
+    /**
+     * Insert or update
+     *
+     * @access public
+     * @param  array    $data
+     * @return boolean
+     */
     public function save(array $data)
     {
         if (! empty($this->conditions)) {
-
             return $this->update($data);
         }
         else {
-
             return $this->insert($data);
         }
     }
@@ -47,7 +56,11 @@ class Table
     /**
      * Update
      *
-     * Note: Do not use `rowCount()` the behaviour is different across drivers
+     * Note: Do not use `rowCount()` for update the behaviour is different across drivers
+     *
+     * @access public
+     * @param  array   $data
+     * @return boolean
      */
     public function update(array $data)
     {
@@ -55,13 +68,11 @@ class Table
         $values = array();
 
         foreach ($data as $column => $value) {
-
             $columns[] = $this->db->escapeIdentifier($column).'=?';
             $values[] = $value;
         }
 
         foreach ($this->values as $value) {
-
             $values[] = $value;
         }
 
@@ -72,18 +83,21 @@ class Table
             $this->conditions()
         );
 
-        $result = $this->db->execute($sql, $values);
-
-        return $result !== false;
+        return $this->db->execute($sql, $values) !== false;
     }
 
-
+    /**
+     * Insert
+     *
+     * @access public
+     * @param  array    $data
+     * @return boolean
+     */
     public function insert(array $data)
     {
         $columns = array();
 
         foreach ($data as $column => $value) {
-
             $columns[] = $this->db->escapeIdentifier($column);
         }
 
@@ -94,10 +108,15 @@ class Table
             implode(', ', array_fill(0, count($data), '?'))
         );
 
-        return false !== $this->db->execute($sql, array_values($data));
+        return $this->db->execute($sql, array_values($data)) !== false;
     }
 
-
+    /**
+     * Remove
+     *
+     * @access public
+     * @return boolean
+     */
     public function remove()
     {
         $sql = sprintf(
@@ -107,49 +126,67 @@ class Table
         );
 
         $result = $this->db->execute($sql, $this->values);
-
-        return $result !== false && $result->rowCount() > 0;
+        return $result->rowCount() > 0;
     }
 
-
+    /**
+     * Hashmap result [ [column1 => column2], [], ...]
+     *
+     * @access public
+     * @param  string    $key      Column 1
+     * @param  string    $value    Column 2
+     * @return array
+     */
     public function listing($key, $value)
     {
-        $this->columns($key, $value);
-
         $listing = array();
-        $results = $this->findAll();
 
-        if ($results) {
+        $this->columns($key, $value);
+        $rq = $this->db->execute($this->buildSelectQuery(), $this->values);
 
-            foreach ($results as $result) {
+        $rows = $rq->fetchAll(PDO::FETCH_NUM);
 
-                $listing[$result[$key]] = $result[$value];
-            }
+        foreach ($rows as $row) {
+            $listing[$row[0]] = $row[1];
         }
 
         return $listing;
     }
 
-
+    /**
+     * Fetch all rows
+     *
+     * @access public
+     * @return array
+     */
     public function findAll()
     {
         $rq = $this->db->execute($this->buildSelectQuery(), $this->values);
-        if (false === $rq) return false;
-
-        return $rq->fetchAll(\PDO::FETCH_ASSOC);
+        return $rq->fetchAll(PDO::FETCH_ASSOC);
     }
 
-
+    /**
+     * Find all with a single column
+     *
+     * @access public
+     * @param  string    $column
+     * @return boolean
+     */
     public function findAllByColumn($column)
     {
         $this->columns = array($column);
         $rq = $this->db->execute($this->buildSelectQuery(), $this->values);
-        if (false === $rq) return false;
 
-        return $rq->fetchAll(\PDO::FETCH_COLUMN, 0);
+        return $rq->fetchAll(PDO::FETCH_COLUMN, 0);
     }
 
-
+    /**
+     * Fetch one row
+     *
+     * @access public
+     * @param  array    $data
+     * @return boolean
+     */
     public function findOne()
     {
         $this->limit(1);
@@ -158,19 +195,29 @@ class Table
         return isset($result[0]) ? $result[0] : null;
     }
 
-
+    /**
+     * Fetch one column, first row
+     *
+     * @access public
+     * @param  string   $column
+     * @return string
+     */
     public function findOneColumn($column)
     {
         $this->limit(1);
         $this->columns = array($column);
 
         $rq = $this->db->execute($this->buildSelectQuery(), $this->values);
-        if (false === $rq) return false;
 
         return $rq->fetchColumn();
     }
 
-
+    /**
+     * Build a select query
+     *
+     * @access public
+     * @return string
+     */
     public function buildSelectQuery()
     {
         foreach ($this->columns as $key => $value) {
@@ -191,7 +238,12 @@ class Table
         );
     }
 
-
+    /**
+     * Count
+     *
+     * @access public
+     * @return integer
+     */
     public function count()
     {
         $sql = sprintf(
@@ -200,14 +252,22 @@ class Table
         );
 
         $rq = $this->db->execute($sql, $this->values);
-        if (false === $rq) return false;
 
         $result = $rq->fetchColumn();
         return $result ? (int) $result : 0;
     }
 
-
-    public function join($table, $foreign_column, $local_column, $local_table = null)
+    /**
+     * Left join
+     *
+     * @access public
+     * @param  string   $table              Join table
+     * @param  string   $foreign_column     Foreign key on the join table
+     * @param  string   $local_column       Local column
+     * @param  string   $local_table        Local table
+     * @return \PicoDb\Table
+     */
+    public function join($table, $foreign_column, $local_column, $local_table = '')
     {
         $this->joins[] = sprintf(
             'LEFT JOIN %s ON %s=%s',
@@ -219,55 +279,71 @@ class Table
         return $this;
     }
 
-
+    /**
+     * Build conditions
+     *
+     * @access public
+     * @return string
+     */
     public function conditions()
     {
-        if (! empty($this->conditions)) {
-
-            return ' WHERE '.implode(' AND ', $this->conditions);
-        }
-        else {
-
-            return '';
-        }
+        return empty($this->conditions) ? '' : ' WHERE '.implode(' AND ', $this->conditions);
     }
 
-
+    /**
+     * Add new condition
+     *
+     * @access public
+     * @param  string   $sql
+     */
     public function addCondition($sql)
     {
         if ($this->is_or_condition) {
-
             $this->or_conditions[] = $sql;
         }
         else {
-
             $this->conditions[] = $sql;
         }
     }
 
-
+    /**
+     * Start OR condition
+     *
+     * @access public
+     * @return \PicoDb\Table
+     */
     public function beginOr()
     {
         $this->is_or_condition = true;
         $this->or_conditions = array();
-
         return $this;
     }
 
-
+    /**
+     * Close OR condition
+     *
+     * @access public
+     * @return \PicoDb\Table
+     */
     public function closeOr()
     {
         $this->is_or_condition = false;
 
         if (! empty($this->or_conditions)) {
-
             $this->conditions[] = '('.implode(' OR ', $this->or_conditions).')';
         }
 
         return $this;
     }
 
-
+    /**
+     * Order by
+     *
+     * @access public
+     * @param  string   $column    Column name
+     * @param  string   $order     Direction ASC or DESC
+     * @return \PicoDb\Table
+     */
     public function orderBy($column, $order = self::SORT_ASC)
     {
         $order = strtoupper($order);
@@ -283,7 +359,13 @@ class Table
         return $this;
     }
 
-
+    /**
+     * Ascending sort
+     *
+     * @access public
+     * @param  string   $column
+     * @return \PicoDb\Table
+     */
     public function asc($column)
     {
         if ($this->sql_order === '') {
@@ -296,7 +378,13 @@ class Table
         return $this;
     }
 
-
+    /**
+     * Descending sort
+     *
+     * @access public
+     * @param  string   $column
+     * @return \PicoDb\Table
+     */
     public function desc($column)
     {
         if ($this->sql_order === '') {
@@ -309,43 +397,83 @@ class Table
         return $this;
     }
 
-
+    /**
+     * Limit
+     *
+     * @access public
+     * @param  integer   $value
+     * @return \PicoDb\Table
+     */
     public function limit($value)
     {
-        if (! is_null($value)) $this->sql_limit = ' LIMIT '.(int) $value;
+        if (! is_null($value)) {
+            $this->sql_limit = ' LIMIT '.(int) $value;
+        }
+
         return $this;
     }
 
-
+    /**
+     * Offset
+     *
+     * @access public
+     * @param  integer   $value
+     * @return \PicoDb\Table
+     */
     public function offset($value)
     {
-        if (! is_null($value)) $this->sql_offset = ' OFFSET '.(int) $value;
+        if (! is_null($value)) {
+            $this->sql_offset = ' OFFSET '.(int) $value;
+        }
+
         return $this;
     }
 
-
+    /**
+     * Group by
+     *
+     * @access public
+     * @return \PicoDb\Table
+     */
     public function groupBy()
     {
-        $this->group_by = \func_get_args();
+        $this->group_by = func_get_args();
         return $this;
     }
 
-
+    /**
+     * Define the columns for the select
+     *
+     * @access public
+     * @return \PicoDb\Table
+     */
     public function columns()
     {
-        $this->columns = \func_get_args();
+        $this->columns = func_get_args();
         return $this;
     }
 
-
+    /**
+     * Distinct
+     *
+     * @access public
+     * @return \PicoDb\Table
+     */
     public function distinct()
     {
-        $this->columns = \func_get_args();
+        $this->columns = func_get_args();
         $this->distinct = true;
         return $this;
     }
 
-
+    /**
+     * Magic method for sql conditions
+     *
+     * @access public
+     * @param  string   $name
+     * @param  array    $arguments
+     * @return \PicoDb\Table
+     */
     public function __call($name, array $arguments)
     {
         $column = $arguments[0];
diff --git a/vendor/fguillot/picofeed/docs/image-proxy.markdown b/vendor/fguillot/picofeed/docs/image-proxy.markdown
index 74e10d0..2c3dafd 100644
--- a/vendor/fguillot/picofeed/docs/image-proxy.markdown
+++ b/vendor/fguillot/picofeed/docs/image-proxy.markdown
@@ -30,7 +30,8 @@ There two different ways to use this feature, define a proxy url or a callback.
 ### Define a proxy url
 
 A proxy url must be defined with a placeholder `%s`.
-The placeholder will be replaced by the image source urlencoded.
+The placeholder will be replaced by the image source url encoded (RFC 3986).
+In PHP, the url can be decoded with the function `rawurldecode()`.
 
 ```php
 $config = new Config;
@@ -55,7 +56,7 @@ $config = new Config;
 
 $config->setFilterImageProxyCallback(function ($image_url) {
     $key = hash_hmac('sha1', $image_url, 'secret');
-    return 'https://mypublicproxy/'.$key.'/'.urlencode($image_url);
+    return 'https://mypublicproxy/'.$key.'/'.rawurlencode($image_url);
 });
 ```
 
diff --git a/vendor/fguillot/picofeed/lib/PicoFeed/Filter/Attribute.php b/vendor/fguillot/picofeed/lib/PicoFeed/Filter/Attribute.php
index 5948dec..b1c4906 100644
--- a/vendor/fguillot/picofeed/lib/PicoFeed/Filter/Attribute.php
+++ b/vendor/fguillot/picofeed/lib/PicoFeed/Filter/Attribute.php
@@ -389,7 +389,7 @@ class Attribute
         if ($tag === 'img' && $attribute === 'src') {
 
             if ($this->image_proxy_url) {
-                $value = sprintf($this->image_proxy_url, urlencode($value));
+                $value = sprintf($this->image_proxy_url, rawurlencode($value));
             }
             else if (is_callable($this->image_proxy_callback)) {
                 $value = call_user_func($this->image_proxy_callback, $value);
diff --git a/vendor/fguillot/picofeed/tests/Filter/AttributeFilterTest.php b/vendor/fguillot/picofeed/tests/Filter/AttributeFilterTest.php
index b0de530..907aaa2 100644
--- a/vendor/fguillot/picofeed/tests/Filter/AttributeFilterTest.php
+++ b/vendor/fguillot/picofeed/tests/Filter/AttributeFilterTest.php
@@ -64,18 +64,18 @@ class AttributeFilterTest extends PHPUnit_Framework_TestCase
         $filter->setImageProxyUrl('https://myproxy/?u=%s');
         $url = 'http://example.net/image.png';
         $this->assertTrue($filter->rewriteImageProxyUrl('img', 'src', $url));
-        $this->assertEquals('https://myproxy/?u='.urlencode('http://example.net/image.png'), $url);
+        $this->assertEquals('https://myproxy/?u='.rawurlencode('http://example.net/image.png'), $url);
 
         $filter = new Attribute(new Url('http://www.la-grange.net'));
 
         $filter->setImageProxyCallback(function ($image_url) {
             $key = hash_hmac('sha1', $image_url, 'secret');
-            return 'https://mypublicproxy/'.$key.'/'.urlencode($image_url);
+            return 'https://mypublicproxy/'.$key.'/'.rawurlencode($image_url);
         });
 
         $url = 'http://example.net/image.png';
         $this->assertTrue($filter->rewriteImageProxyUrl('img', 'src', $url));
-        $this->assertEquals('https://mypublicproxy/d9701029b054f6e178ef88fcd3c789365e52a26d/'.urlencode('http://example.net/image.png'), $url);
+        $this->assertEquals('https://mypublicproxy/d9701029b054f6e178ef88fcd3c789365e52a26d/'.rawurlencode('http://example.net/image.png'), $url);
     }
 
     public function testRewriteAbsoluteUrl()