Update change log

Author: jim-easterbrook

CHANGELOG.txt

@@ -1,6 +1,6 @@
 python-gphoto2 - Python interface to libgphoto2
 http://github.com/jim-easterbrook/python-gphoto2
-Copyright (C) 2014-15  Jim Easterbrook  jim@jim-easterbrook.me.uk
+Copyright (C) 2014-16  Jim Easterbrook  jim@jim-easterbrook.me.uk
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
@@ -15,6 +15,9 @@ GNU General Public License for more details.
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+Changes in 1.4.1:
+  1/ Fix issue #16 (MacOS install problem).
+
 Changes in 1.4.0:
   1/ Allow user data to be passed to gp_log_add_func (and then to user callback
      function).