minor change to run travis again

Author: anikamukherji

src/future/utils/__init__.py

@@ -580,6 +580,7 @@ def isnewbytes(obj):
     Equivalent to the result of ``type(obj)  == type(newbytes)``
     in other words, it is REALLY a newbytes instance, not a Py2 native str
     object?
+
     Note that this does not cover subclasses of newbytes, and it is not
     equivalent to ininstance(obj, newbytes)
     """