Add support for private messages to folk in MUCs to SparkWeb

Description

See also: http://www.igniterealtime.org/issues/browse/XIFF-3

We need to add support to private message members of a chatroom.

Environment

None

Assignee

Armando Jagucki

Reporter

Daniel Henninger

Labels

None

Expected Effort

None

Ignite Forum URL

None

Fix versions

Priority

Major