Remove unreachable logging statement

GWT.isProdMode() always returns false. It will only be replaced by the GWT compiler which will never happen for rebind code.
Fixed @PathParam support containing reg. expressions
Merge pull request #53 from jbarop/isProdMode-in-generator

Remove unreachable logging statement
Ensured WrappedPortable is always considered
Added data sync to javaee all module
Resolved ERRAI-565: nested maps with certain combinations of key types are not demarshallable
Fixed several bugs in entitiy comparator; added lots of tests for cases that were failing
Fixed bug in server-side sync: was returning requested object rather than merge target; this has stale version column