remove need for jndi.

Everything is now accessbile via the DaseinPersist class (just so we know what we're using) which acts as a factory for Transaction and PersistentCache objects
Merge branch 'feature/remove-jndi-dependencies' into x2013.02.x

Conflicts:
	pom.xml
	src/main/java/org/dasein/persist/jdbc/Loader.java