Merge 'current' into 'back-compat'

Merge 'current' into 'back-compat'

r21713@hlagh (orig r7994):  caelum | 2009-11-30 09:06:50 -0500
base results on Core, only load components if there are extra components
r21715@hlagh (orig r7996):  caelum | 2009-11-30 11:35:46 -0500
fix MySQL rel introspection with on_connect_call => "set_strict_mode" (RT#52087)
r21717@hlagh (orig r7998):  caelum | 2009-11-30 18:27:45 -0500
tests pass again
r21718@hlagh (orig r7999):  caelum | 2009-11-30 18:44:28 -0500
new dev release
r21721@hlagh (orig r8002):  caelum | 2009-11-30 20:43:04 -0500
better handling of db_schema for Oracle, based on (RT#35732)