Merge pull request #432 in ZP/z-push from...

Merge pull request #432 in ZP/z-push from feature/ZP-1115-implement-webserviceinfo--about to develop

* commit 'c0d1478d':
  ZP-1115 Added logging.
  ZP-1115 Return the Z-Push version for WebserviceInfo->About().

src/lib/webservice/webserviceinfo.php

@@ -52,4 +52,15 @@ class WebserviceInfo {
 
         return $output;
     }
+
+    /**
+     * Returns the Z-Push version.
+     *
+     * @access public
+     * @return string
+     */
+    public function About() {
+        ZLog::Write(LOGLEVEL_INFO, sprintf("WebserviceInfo->About(): returning Z-Push version '%s'", @constant('ZPUSH_VERSION')));
+        return @constant('ZPUSH_VERSION');
+    }
 }