i did some more tests and now it is safe to say, that my issues are not caused by my kernel! They happened with a stock kernel too. Must be something else, maybe a faulty app for example, a rom problem, i do not know.. So everyone who doesn't have problems can be happy with my kernel as well.
*Samsung Galaxy Wonder / LCD Rev.3* *i8150XXLMI*
*DCM 2014/08/18 HOVER-HALO-PIE-PEEK* *JAKStage7 - 3.4.103* *CWM 18.104.22.168*
My must-have root mods & apps:
Xposed Framework / Performance Control / ViPER4Android FX - XHiFi
AFWall+ / MyPhoneExplorer / Link2SD / FolderMount / Helium / UsageTimelines Free
.. Cyanogenmod 11 + AriesVE-DevConnection-Team - 'Masters of ION'