Merge pull request #9 from Psycojoker/master

Add lxml to the dependencies list in the setup.py
Please note that lxml sometimes can't be built from sources, lots of people use binary distributions, which setup.py/pip can't handle properly!

Author: buriy

setup.py

@@ -12,7 +12,8 @@
     url="http://github.com/buriy/python-readability",
     packages=find_packages(),
     install_requires=[
-        "chardet"
+        "chardet",
+        "lxml"
         ],
     classifiers=[
         "Environment :: Web Environment",