Merge pull request #6 from peterbraden/master

Fixes bugs in strip, adds an 'active' method, abstract response to avoid json parse errors.
Updating the tests for Ruben and Peter changes
Actually commiting the changes
Adding to the docs
Remove node version, it's always out of date
fixing package.json, looks like bugs param has been updated
Upping version for incompat
Updating the examples to use quit instead of close
Updating readme to use quit instead of close
Fix global variable leak in main.js.
Merge pull request #9 from aflatter/patch-1

Fix global variable leak in main.js.
Fix for Issue #10. There's no url() method.
Merge pull request #11 from hugs/issue-10-url-method

Fix for Issue #10. There's no url() method.
Adding a link to JsonWireProtocol in the README
Merge branch 'master' of github.com:admc/wd
Making it a link
Docs update for adding new desired capabilities
Fixed incorrect negation scope
Bunch of refactoring to make things more DRY; added textPresent() function
Added some new wire protocol functions and did some refactoring / bug fixing