Merge pull request #203 from nate-yocom/efb04028bc69b2d197097633647e4aedd9c00988

Fix for issue #191 - No more expandos in RPC
Make overloads use IDictionary
Support dereferencing of aliases when searching an LDAP server.
  - User contributed patch
Merge branch 'master' of https://github.com/pgina/pgina