Add UserSession to server container
Add DBConnection to server container
Add Navigation class to server container
Add Config container class to server container
fixing typos
fixing PHPDoc
fixing typos + adding missing filed $activeEntry
PHPDoc & get UserManager from container for RooFolder
Add missing implements and fix parameters in IConfig
Merge pull request #4928 from owncloud/interfaces

Add a couple of interface definitions
Add getUserFolder/getAppFolder to Server.
Don't try to be clever
Merge branch 'server_folder_methods' of github.com:owncloud/core into server_folder_methods

Conflicts:
	lib/public/iservercontainer.php
	lib/server.php