[GEOS-5628] CatalogInfo objects will be cloned and rendered often useless when working against the GUI with multiple tabs open

Conflicts:

	src/main/src/test/java/org/geoserver/catalog/CatalogIntegrationTest.java
	src/main/src/test/java/org/geoserver/security/MigrateFrom_2_2_Test.java
include coverages in tests
Merge pull request #224 from ccancellieri/2.2.x-GEOS-5628-CatalogInfo-objects-will-be-cloned

[GEOS-5628] CatalogInfo objects will be cloned and rendered often useles...