remove ldappcng -- old old old.  Also move the shibboleth connector to grouper-misc for 2.2

git-svn-id: https://svn.internet2.edu/svn/i2mi/trunk@8960 bc24b658-cf39-4249-b827-e3526eaaeb42
update for move of grouper-shib module

git-svn-id: https://svn.internet2.edu/svn/i2mi/trunk@8961 bc24b658-cf39-4249-b827-e3526eaaeb42