Major revision.

Minor changes: To readme, manifest descriptions

Major additions: uri.js URL passing library, python-based testhing framework in ./tests

Major changes: The extension can now reload auxiliary assets including javascript, stylesheets and images

Major problems:
-- Javascript is only reloaded once
-- HTTP status errors don't reload all the time

Minor problems:
-- The testing framework doesn't reply with the correct status codes for all resources
Delete error-reloader.crx
Delete error-reloader.nex
Changed README
Added over 50 new error conditions from Chromium source code
Minor addition of error code
Merge of testing - now supports inline asset reloading and over 50 new errors