RAVE-1273 | Cloning should only require read access to a page
RAVE-1273 | Orphaned page members shouldn't cause an NPE
RAVE-1274 | Recursively check parent page permissions when checking for region and region widget editor rights
RAVE-1274 | Ensure a null user won't throw an NPE
Merge branch 'master' into RAVE-1273

Conflicts:
	rave-components/rave-core/src/main/java/org/apache/rave/portal/service/PageService.java
Merge PR#18 'sieverssj/RAVE-1274'