split and reorg

...a/nrc/cadc/ac/server/web/users/GetUserListActionTest.java

...ca/nrc/cadc/ac/server/web/users/ModifyUserActionTest.java

...a/nrc/cadc/ac/server/web/users/UserActionFactoryTest.java

cadcAccessControl/build.xml

cadcAccessControl/doc/AccessControl.png

cadcAccessControl/doc/auth.html

cadcAccessControl/doc/auth.zargo

cadcAccessControl/doc/uml/UserAuth.png

cadcAccessControl/scripts/cadcGMSClient

cadcAccessControl/src/ca/nrc/cadc/ac/AC.java

cadcAccessControl/src/ca/nrc/cadc/ac/ActivatedGroup.java

cadcAccessControl/src/ca/nrc/cadc/ac/Group.java

...ntrol/src/ca/nrc/cadc/ac/GroupAlreadyExistsException.java

...essControl/src/ca/nrc/cadc/ac/GroupNotFoundException.java

cadcAccessControl/src/ca/nrc/cadc/ac/GroupProperty.java

...trol/src/ca/nrc/cadc/ac/MemberAlreadyExistsException.java

...ssControl/src/ca/nrc/cadc/ac/MemberNotFoundException.java

cadcAccessControl/src/ca/nrc/cadc/ac/PersonalDetails.java

cadcAccessControl/src/ca/nrc/cadc/ac/PosixDetails.java

cadcAccessControl/src/ca/nrc/cadc/ac/ReaderException.java