Some more changes

* new tag - $tstime
* add summand parameter to float formatter
* drop version.h includes since it has been moved to awdebug.h (e.g. to
  introduce BUILD_FUTURE guards easy in the future)

sources/awesome-widget/plugin/awkeysaggregator.h

@@ -61,6 +61,7 @@ class AWKeysAggregator : public QObject
         TimeISO,
         TimeLong,
         TimeShort,
+        Timestamp,
         Uptime,
         UptimeCustom
     };