Merge pull request #10 from bensmithurst/master

Undefined reference on 'a2'. Doh. Simplified some code and forgot to change the log message. Thanks =)
Update wme_junctionangle.user.js

Update version number
Remove "moveend" listerner, since "mouseup" is triggered anyway.
Update README.md

Amend changelog
Add notice about Chrome v27 problems
Update README.md
Add .gitignore
Add bootstrap javascript code for Chrome extension to be able to run in page context instead of sandbox.
Add (temporary?) screenshot.
Bump minor version number to test Chrome Web Store updates =)
Update README to reflect CRX packaging efforts
Add beta_editor to CRX
Bump version number for CRX release
Add link for crx
Merge branch 'master' of github.com:milkboy/WME-ja
Add support for building Firefox add-on
Added new editor URLs