added a phantomjs script to download and evaluate pages to defeat obfuscated email addresses
refactored URL into python code for email extraction
capture stderr so that we don't spew to console
more refactoring of email address extractor
got rid of all template js
added tests for nature.com
added nose test runner.  this is probably a bad idea.
added note on dep for PhantomJS to read email addresses from URLs
Merge pull request #218 from OAButton/features/148-better-email-extraction

Features/148 better email extraction