Merge pull request #1 from masondesu/master

Re-enable JST capturing, display full layout filename
Code clarity changes to xray.js
More small code quality fixes to xray.js
Code clarity changes to xray.js
Add specs
Fix specs for changes to spacing in template comments
Don't include _xray_bar partial in templates

Originally I thought requiring the path to be in the app root was enough,
but the gem could be vendored. Also it's probably better not to exclude
engine-provided templates.
Whitespace
basic settings toggling
add xray/config
enable the ability to change/save editor setting
Merge pull request #2 from joesteele/editor-settings

Editor Settings
Toggle settings off after saving
CSS reset on #xray-overlay and #xray-bar children
Support $file placeholder in ~/.xrayconfig
Remove File.exists? check in config.editor setter
Update README.md
Comment clarity
Dummy Rails app in spec/dummy
Add a few capybara specs against the dummy app