Merge remote-tracking branch 'origin/v1' into merging-from-v1

runtests

@@ -60,8 +60,8 @@ def _test():
 
 
 @_target
-def _gfmxr():
-    _run(['gfmxr', '-c', str(_gfmxr_count()), '-s', 'README.md'])
+def _gfmrun():
+    _run(['gfmrun', '-c', str(_gfmrun_count()), '-s', 'README.md'])
 
 
 @_target
@@ -123,7 +123,7 @@ def _run(command):
     check_call(command)
 
 
-def _gfmxr_count():
+def _gfmrun_count():
     with open('README.md') as infile:
         lines = infile.read().splitlines()
         return len(filter(_is_go_runnable, lines))