documentation
documented built-in relationship types, added programlisting languages, cleanup and editing
more idm documentation
Merge branch 'master' of github.com:picketlink/picketlink
Fix typo in method JPACredentialStore.checkCredentialClassProvided
Added support for sorting into IdentityQuery. Sorting support implementation for JPA. Added unit tests (excluded for FileIdentityStore and LDAPIdentityStore for now)
Merge pull request #48 from mposolda/master

Sorting support in IDM
Merge remote-tracking branch 'upstream2/master'