matplotlib/matplotlib — pull request #3780 by pwuertz (2014-11-11 00:01:03+00:00)
Title: backend_pgf: \pgftext now requires \color inside argument (fix #3779)

On systems using TeX Live 2014 `\pgftext` doesn't handle text color the same way as before. Add `\color` command inside the text argument to adapt to this new behaviour.