fixed combine overwrite exiting criterions.
sortable behavior: when scope column is a FK and onDelete="setnull", removing related object now moves all objects to the end of null scope
sortable behavior: improved shiftRank() to not require $first node parameter
sortable behavior: changed moveRelatedObjectsToNullScope() method to use improved shiftRank() method
sortable behavior: changed moveRelatedObjectsToNullScope() to use already existing getMaxRank() method and fixed bug in shiftRank()
sortable behavior: removed getting $con in moveRelatedObjectsToNullScope()
Merge remote-tracking branch 'upstream/master' into sortable_scope
Added postHydrate hook to PHP5OBjectBuilder and BaseObject
Replace locale en_EN by en_US. The locale en_EN is not a standard locale.
Merge remote-tracking branch 'upstream/master' into sortable_scope
Merge remote-tracking branch 'upstream/master' into sortable_scope
Merge pull request #465 from mminassyan/master

Replace locale en_EN
allow baseClass values with namespaces
fix performance issue loading references on save
added unit test to prove the call order of combine and filterByXXX has influence on sql
Merge pull request #484 from havvg/feature/baseclass-namespace

allow baseClass values with namespaces
Merge pull request #450 from bgcc/master

combine replaces previous conditions added by filterby
migrations don't report equal FK behavior
Merge pull request #487 from havvg/hotfix/fk-migrations

migrations don't report equal FK behavior
fix duplicate use of parentClass from behaviors