Merge pull request #513 in ZP/z-push from bugfix/ZP-1168-log-wait-time-in-info-level to develop

* commit '34eecee2':
  ZP-1168 Always initialize wait time with 0.

src/lib/request/requestprocessor.php

@@ -38,7 +38,7 @@ abstract class RequestProcessor {
     static protected $encoder;
     static protected $userIsAuthenticated;
     static protected $specialHeaders;
-    static protected $waitTime;
+    static protected $waitTime = 0;
 
     /**
      * Authenticates the remote user