add a log line when skipping an EXDATE
add a log line when skipping an EXDATE

Flumotion/flumotion,timvideos/flumotion,Flumotion/flumotion,Flumotion/flumotion,flumotion-mirror/flumotion,timvideos/flumotion,Flumotion/flumotion,timvideos/flumotion,flumotion-mirror/flumotion