CAY-1977 | Add catalog selector to the "Reengineer Database Schema: Select Options" dialog
Refresh Mapping Cache when remove DbEntity/ObjEntity
CAY-1976 Slow performance of DbMerger
CAY-1978 ESCAPE clause should be included in LIKE parenthesis
CAY-1976 Slow performance of DbMerger

Merge branch '46'
Merge branch '43'
Merge branch '45'
cleanup, no change
CAY-1971 Variants of Property.like(..) : contains(..), startsWith(..), endsWith(..)

* fixing escaping bug
* escaping unit tests
Merge remote-tracking branch 'upstream/master' into CAY-1977_1

Conflicts:
	cayenne-server/src/main/java/org/apache/cayenne/access/DbLoader.java
	modeler/cayenne-modeler/src/main/java/org/apache/cayenne/modeler/dialog/db/DbLoaderHelper.java