Fixup badges

README.rst

@@ -1,16 +1,14 @@
-.. |travis-ci| image:: https://secure.travis-ci.org/alisaifee/limits.png?branch=master
+.. |travis-ci| image:: https://img.shields.io/travis/alisaifee/limits/master.svg?style=flat-square
     :target: https://travis-ci.org/#!/alisaifee/limits?branch=master
-.. |coveralls| image:: https://coveralls.io/repos/alisaifee/limits/badge.png?branch=master
+.. |coveralls| image:: https://img.shields.io/coveralls/alisaifee/limits/master.svg?style=flat-square
     :target: https://coveralls.io/r/alisaifee/limits?branch=master
-.. |pypi| image:: https://pypip.in/v/limits/badge.png
+.. |pypi| image:: https://img.shields.io/pypi/v/limits.svg?style=flat-square
     :target: https://crate.io/packages/limits/
-.. |license| image:: https://pypip.in/license/limits/badge.png
-    :target: https://pypi.python.org/pypi/limits/
 
 *************
 limits
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-|travis-ci| |coveralls| |pypi| |license|
+|travis-ci| |coveralls| |pypi|
 
 *limits* provides utilities to implement rate limiting using
 various strategies and storage backends such as redis & memcached.