Add OnUnknownUserRawTags (no implementation)

No bindings for OnUnknownUserRaw in modpython, so none were added for OnUnknownUserRawTags
Add OnUserRawTags (no implementation)
Add OnUserCTCPReplyTags (no implementation)
Add OnUserCTCPTags (no implementation)
Add OnUserActionTags (no implementation)
Add OnUserMsgTags (no implementation)
Add OnUserNoticeTags (no implementation)
Add OnUserJoinTags (no implementation)