update changelog

Author: tony

CHANGES

@@ -6,10 +6,11 @@ Here you can find the recent changes to tmuxp.
 2013-11-01
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-- [internal] New servers for :class:`Server` arguments ``socket_name``,
+- [internal] [tests] New servers for :class:`Server` arguments ``socket_name``,
   ``socket_path``, ``config_file``.
 - [internal] :class:`Server` support for ``-2`` with ``colors=256`` and
   ``colors=8``.
+- [cli] ``$ tmuxp -2`` for forcing 256 colors and ``tmuxp -8`` for forcing 88.
 
 2013-10-31
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