Add integration tests for protected objects
Add unit tests for WithOrdinaryObjectSet with protected objects
Fix WithOrdinaryObjectSet handle protected objects
Add unit tests for unsetMember with protected objects
Fix unsetMember handle protected objects
Add unit tests for setMember and bindMember with protected objects
Fix setMember and bindMember handle protected objects
Merge pull request #2 from jkuczm/object_protection

Fix handling of protected objects