Optimized object manager handling in DB.pm and all database drivers.
Merge branch 'master' of git.otrs.com:otrs/otrs
Optimized object manager handling in Main.pm.
Optimized object manager handling in Type.pm.
Optimized object manager handling in Group.pm.
Changed to specify the dependencies always in long form.
Old-style objects still get the short form for their constructors.
Optimized object manager handling in Cache/FileStorable.pm.
Optimized object manager handling in Auth.pm and all auth backend modules.
Optimized object manager handling in CacheInternal.pm.
Force deleting of existing task entries for the RegistrationUpdate when adding a new task entry.
Uninstall support module on 3.4 upgrade.
Optimized object manager handling in Stats.pm and the stats backend modules.
Optimized object manager handling in Queue.pm.
Optimized object manager handling in State.pm.
Optimized object manager handling in CheckItem.pm.
Optimized object manager handling in AutoResponse.pm.
Code cleanup.
Optimized object manager handling in LinkObject.pm and the ticket backend module.
Optimized object manager handling in SysConfig.pm.
Optimized object manager handling in WebUserAgent.pm.