Add Login Activity, link from Left Nav

- Simple stub, does not do anything
- Also adds StyledCheckBox

Change-Id: I316a42098619202256ded314839d370b60d8d652
Fix maven dependencies

- Uses repository hosted on toollabs
- mvn install now runs tests appropriately
- One test fails, is fixed in later commit

Change-Id: Ie495bebadd8f9f83e789456306af67c7a5e7d8a3