Use DialogProvider for the profile manager dialog.

Change-Id: Ia428aae5a19309d622109e8baa6160f8c2d80de1
Reviewed-on: http://gerrit.dmdirc.com/3046
Reviewed-by: Greg Holmes <greg@dmdirc.com>
Automatic-Compile: DMDirc Build Manager
DialogProvider<ActionsManagerDialog>.

Change-Id: Ia428aae5a19309d6f7c19222226160f8c2d80de1
Reviewed-on: http://gerrit.dmdirc.com/3047
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>