Removed ASL Session expiration
Included declarations for OAI-PMH caches in ehcache configuration file
Added class ASLGroupModel, used by portlets
Added class SchemaFieldPair, used by OAI-PMH extension
Added session constants
Added new ehcache declaration
Added methods in ASLSession for retrieving groupModel infos
Added check when setting the scope, because of the custom portal handler
Added method for separating user login through the login portlet from the one from bookmarks
Added ServiceUtils method for retrieving a service epr.
Extended API of ASLGroupModel.
Changed ehCache configuration to disable multicast.
Added methods to session for easy retrieval of user information.