Minimal working version of @BundleProperty

Conflicts:
	Xtendroid/src/org/xtendroid/annotations/BundleProperty.xtend
	XtendroidTest/src/org/xtendroid/xtendroidtest/Bundle.xtend
It works with normal beans, if you declare an Intent
Another masterpiece finished. @BundleProperty
Merge branch 'merge_upstream_bundle_intent_property' of github.com:Buggaboo/Xtendroid into merge_upstream_bundle_intent_property