Make parser more robust about ydiff HOT 4 CLOSED

$ git diff
diff --git a/README.rst b/README.rst
index 43ade8b..494395d 100644
--- a/README.rst
+++ b/README.rst
@@ -57,6 +57,12 @@ results in
             print(sys.version)
         return math.pi

+Installation
+------------
+::
+
+    $ pip install --upgrade autoflake
+
 Advanced usage
 --------------

@@ -96,9 +102,3 @@ Below is the full listing of options::
       --remove-all       remove all unused imports (not just those from the
                          standard library
       --version          show program's version number and exit
-
-Installation
-------------
-::
-
-    $ pip install --upgrade autoflake
$ cdiff
Traceback (most recent call last):
  File "/Users/myint/Library/Python/3.3/bin/cdiff", line 7, in <module>
    sys.exit(cdiff.main())
  File "/Users/myint/Library/Python/3.3/lib/python/site-packages/cdiff.py", line 688, in main
    markup_to_pager(stream, opts)
  File "/Users/myint/Library/Python/3.3/lib/python/site-packages/cdiff.py", line 603, in markup_to_pager
    for line in color_diff:
  File "/Users/myint/Library/Python/3.3/lib/python/site-packages/cdiff.py", line 584, in _markup_traditional
    for diff in self._diffs:
  File "/Users/myint/Library/Python/3.3/lib/python/site-packages/cdiff.py", line 559, in _parse
    raise RuntimeError('dangling header(s):\n%s' % ''.join(headers))
RuntimeError: dangling header(s):
-------------