Added: LoginActivity.java, activity_login.xml, string_activity_login.xml
Edited: MainActivity.java (commented out 'savedInstanceState' and
changed setContentView to show login page first)
Created: LoginActivity.java, activity_login.xml,
	strings_activity_login.xml
Modified: MainActivity.java (commented out savedInstanceState block, and
	setContentView in onCreate)
Created: LoginActivity.java, activity_login.xml,
	strings_activity_login.xml
Modified: MainActivity.java (commented out savedInstanceState block, and
	setContentView in onCreate)