Update version to allow push of new build to PyPi

(forgot to build cython code before uploading 2.1)

Author: caethan

setup.py

@@ -41,7 +41,7 @@
 
 setup(
     name = 'line_profiler',
-    version = '2.1',
+    version = '2.1.1',
     author = 'Robert Kern',
     author_email = 'robert.kern@enthought.com',
     description = 'Line-by-line profiler.',