Remove trailing whitespace

common/framework/drivers/SMSInterface.php

@@ -9,61 +9,61 @@ interface SMSInterface
 {
 	/**
 	 * Create a new instance of the current SMS driver, using the given settings.
-	 * 
+	 *
 	 * @param array $config
 	 * @return void
 	 */
 	public static function getInstance(array $config);
-	
+
 	/**
 	 * Get the human-readable name of this SMS driver.
-	 * 
+	 *
 	 * @return string
 	 */
 	public static function getName();
-	
+
 	/**
 	 * Get the list of configuration fields required by this SMS driver.
-	 * 
+	 *
 	 * @return array
 	 */
 	public static function getRequiredConfig();
-	
+
 	/**
 	 * Get the list of configuration fields optionally used by this SMS driver.
-	 * 
+	 *
 	 * @return array
 	 */
 	public static function getOptionalConfig();
-	
+
 	/**
 	 * Get the list of API types supported by this SMS driver.
-	 * 
+	 *
 	 * @return array
 	 */
 	public static function getAPITypes();
-	
+
 	/**
 	 * Get the spec for this SMS driver.
-	 * 
+	 *
 	 * @return array
 	 */
 	public static function getAPISpec();
-	
+
 	/**
 	 * Check if the current SMS driver is supported on this server.
-	 * 
+	 *
 	 * This method returns true on success and false on failure.
-	 * 
+	 *
 	 * @return bool
 	 */
 	public static function isSupported();
-	
+
 	/**
 	 * Send a message.
-	 * 
+	 *
 	 * This method returns true on success and false on failure.
-	 * 
+	 *
 	 * @param array $messages
 	 * @param object $original
 	 * @return bool