Properly validate a token in the /check_token endpoint
(would rather have complete validation in a single class, rather than relying on different component to validate different parts)
https://www.pivotaltracker.com/story/show/79624214
[#79624214]
[skip ci]
start moving Login Server code over
More transfers of files [skip ci]
Add in ability to read both login.yml and uaa.yml in the initializer
[skip ci]
Remove duplicate definitions in login-common.xml [skip ci]
[skip ci] run the IT tests too
[skip ci]
start adding in login server XML config files.

add in needed test dependencies to build.gradle
[skip ci] removal
Fix dependencies
restore
merge login-common.xml into login-ui.xml [skip ci]
Move to appropriate shared place
[skip ci]
Remove the none security for the login page
[skip ci] change auth manager for login page
[skip ci]
login page displays
remove duplicate mapping with HomeController
[skip ci]