no javadocs for commons codec
Refactored LDAPAuthentication: should not depend on the play runtime configuration.
Fixes #7 by increasing authentication timeout to 15 seconds.
On successful login the service replies with HTTP 200 ("Login successful")
Added an expiration date to the session cookie
Using actor for session handling. Makes sessions available to all backend services without the need to use the rest api or have a synchronised object
Merge branch 'WIP_Session_Management' of https://github.com/lichtsprung/lwm into login

Conflicts:
	app/controllers/SessionManagement.scala
	build.sbt
Merged session handler