attempt to create structure for access control list
Attempt to consider the grant options too
Fixing inheritance errors
saiku-web/src/main/java/org/saiku/web/rest/objects/acl/AclResource.java
added serialization capabilities ( json ) to acl
added role list checking capabilieties to acl model
started integrating acl check in BasicRepositoryResource2.java
added acl checks to delete, write and get resource methods in BasicRepositoryResource2
minor package refactoring in acl model
acl checking
fixed a couple of npe
made repository2bean session aware
new acl model
fix getcube for mdxquery
refactor getCube + getSaikuCube for MdxQuery
Added convenience methods
Added javadoc
Removed old acl model
Renamed new acl model
Plugged new model in BasicRepositoryResource2
Added methods in Acl to :
    check read/write access for multiple roles
    serialize acl into json objet
    extract acl of a single directory with or without traversing subdirectories
new acl model
removed old acl model
Added backward compatibility with versions without acl
Added admin roles
Added helper methods in resourcerepository for UI
add plugin resource to get / execute cda for given query
cad isn't really trunk - so use old olap4j.jdbc for cda in plugin