Merge pull request matplotlib#2260 from mdboom/texmanager-font-family-fix

texmanager font family fix

Author: mdboom

lib/matplotlib/texmanager.py

@@ -169,6 +169,8 @@ def __init__(self):
         ff = rcParams['font.family']
         if len(ff) == 1 and ff[0].lower() in self.font_families:
             self.font_family = ff[0].lower()
+        elif ff.lower() in self.font_families:
+            self.font_family = ff.lower()
         else:
             mpl.verbose.report(
                 'font.family must be one of (%s) when text.usetex is True. '