Added configuration for default jpeg quality and png compression in the config file, #107.

webroot/img_config.php

@@ -109,6 +109,19 @@ return array(
 
 
 
+     /**
+      * Change the default values for CImage quality and compression used
+      * when saving images.
+      *
+      * Default value:
+      *  jpg_quality:     null, integer between 0-100
+      *  png_compression: null, integer between 0-9
+      */
+      //'jpg_quality'  => 75,
+      //'png_compression' => 1,
+
+
+
      /**
       * The name representing a dummy image which is automatically created
       * and stored at the defined path. The dummy image can then be used