updated version to 2.8.0-SNAPSHOT
added option for alternative application folder
added config properties for oauth
extra dependencies. yay!
removed agent security context
extended session with oauth specific values
cleaned up app init and added session based authorization

* session based authorization is not complete, TODOs added
* removed agent based authorization completely
oauth sign in process
wiring up oauth sign in
error page for oauth errors
removed irc contact from error page
moved OAuthUserInfo to service jar, so it can be reused

introduced class for dormitory
Merge pull request #128 from kir-dev/dev-2.8.0

OAuth sign in