Merge pull request #317 from kaltura/IX-9.3.0-PLAT-305

AdCuePointMetadataObjectType enum belongs to AdCuePointMetadataPlugin
Fix for bug caused by kSecureEntryHelper update
remove use of setHashes
Merge pull request #353 from kaltura/IX-9.3.0-ABCWtaermarkPluginFix

Ix 9.3.0 abc wtaermark plugin fix