WELD-1707 (WELD-1651) - test generic bean specialization
WELD-1707 (WELD-1651) - Specialization of generic beans throws inappropriate exception

Conflicts:
	impl/src/main/java/org/jboss/weld/bean/AbstractBean.java
WELD-1707 (WELD-1651) - Add some broken tests
WELD-1707 (WELD-1651) - Add producer method broken tests
WELD-1707 (WELD-1651) - Add some more tests
WELD-1707 (WELD-1651) - Fix: specializing bean cannot extend raw type of generic superclass

Conflicts:
	impl/src/main/java/org/jboss/weld/bean/AbstractBean.java