Add support for JPA 2.1 treat
Enable Treat test for EclipseLink
Merge branch 'master' of github.com:mysema/querydsl into i658
Fix merge
Merge branch 'master' into i658
Merge branch 'master' into i658

Conflicts:
	querydsl-jpa/src/main/java/com/mysema/query/jpa/JPQLSerializer.java
Merge pull request #705 from querydsl/i658

Add JPA 2.1 TREAT support