add two python crawling frameworks

hitalex@laptop · hitalex@laptop · commit 673626f86dd2 · 2014-11-19T20:46:03.000+08:00
diff --git a/README.md b/README.md
@@ -530,6 +530,8 @@ A curated list of awesome Python frameworks, libraries and software. Inspired by
 * [feedparser](http://pythonhosted.org/feedparser/) - Universal feed parser.
 * [RoboBrowser](https://github.com/jmcarp/robobrowser) - A simple, Pythonic library for browsing the web without a standalone web browser.
 * [MechanicalSoup](https://github.com/hickford/MechanicalSoup) - A Python library for automating interaction with websites.
+* [cola](https://github.com/chineking/cola) - Cola: A distributed crawling framework.
+* [pyspider](https://github.com/binux/pyspider) - A Powerful Spider System in Python
 
 ## Web Content Extracting
 
