mingw-w64-python-matplotlib: bump to 2.0.0 (#2166)

* Update python packages

* Update matplotlib

mingw-w64-python-matplotlib/setup.py.patch

@@ -1,6 +1,6 @@
---- old/setup.py	2014-08-26 04:24:27.000000000 +0200
-+++ new/setup.py	2014-09-18 23:28:32.597091000 +0200
-@@ -97,7 +97,7 @@
+--- matplotlib-2.0.0/setup.py.orig	2017-02-15 14:08:45 +0900
++++ matplotlib-2.0.0/setup.py	2017-02-15 14:09:26 +0900
+@@ -103,7 +103,7 @@
      setupext.BackendGtk3Agg(),
      setupext.BackendGtk3Cairo(),
      setupext.BackendGtkAgg(),