Changed required execution environment to Java 7

Change-Id: If492d074528d4de0a6513171e52be1b126d5077c
Updated vendor information.

Change-Id: Iea392944da03f9bb08eb1c0342da8f386c71f0bc
Move static methods from URIImpl to URIs.

Change-Id: Ide05d409a74847f4441815ce5fb172ed4743c4c1
Move role registrations to KommaModule.

Change-Id: If445a1ab806880a37db4db45dd608511c2c4f127