Modified 'Save' button name

	Changed 'Save' button's name to 'Update'
	in Edit fragment
Functional Update button in Edit Fragment

	* Updates username and/or password on click
	* Username is also updated in the spinner of
	  UserDatabase Activity
	* Fragment still needs to be closed after updation
Renamed project to LogMeIn instead of logmein
Merge branch tanjot into chaudhary