Changed required execution environment to Java 7

Change-Id: I82131b961411c46ab5919087aa7d6ee7471ef5b5
Updated vendor information.

Change-Id: Ia3a0f57c576393db03acdc1fa3cb2458ac75b798
Prevent possible NPEs by filtering null in getAffectedObjects.

Change-Id: I29317f48642cb7d3f4b82080e7aa58dfbe478540
Updated provider information.

Change-Id: Ie598f0c5a3ba3ad76741675da296ce4041f68ff0
Removed ICollector.done().

Change-Id: I34c2ebed361b356a2f4e79f79e849c71196648e2
Move static methods from URIImpl to URIs.

Change-Id: Ie010976b5478e30ef1e375d162149b783fade9c3