Update the version of the Master Branch

This is not a release yet it's a version for the Master Branch. We are doing this to separate it from the current release.

core/software/resources/classes/software.php

@@ -12,7 +12,7 @@ if (!class_exists('software')) {
 		 * version
 		 */
 		public static function version() {
-			return '5.2.0';
+			return '5.3.0';
 		}
 
 		/**