CC-5194:
Fail to execute phone_home_stat

-fixed by using native Zend autoloader
Merge branch '2.4.x' of dev.sourcefabric.org:airtime into 2.4.x
CC-5190 : Playlist: Copy playlist will lost cue in/out setting
Merge branch '2.4.x' of dev.sourcefabric.org:airtime into 2.4.x
clrf fix
Update to de_DE .po file
Merge branch '2.4.x' of dev.sourcefabric.org:airtime into 2.4.x
Merge branch '2.4.x'
Fixed typo.