separate message processing into separate function and add lots of console.logs to help debugging
Use JSON Resource to Determine if Page is Solidus

If not a Solidus page, InspectorJSON will not be initialized and any
existing InspectorJSON instances are destroyed.
only get JSON resource when inspected tab updates
check page headers to determine Solidus status
Check for Solidus in string instead of Express
Add JSHint config
Extend JSHint config
Switch to Grunt for managing dependencies
Clean up JSHint errors and whitespace
switch to single quotes, shorten some lines, improve readability and other JSHint suggestions
Run tests with CircleCI
Merge branch 'run-only-on-solidus' of github.com:solidusjs/devtools-solidus into run-only-on-solidus

merging CircleCI addition with latest changes
Merge pull request #6 from solidusjs/run-only-on-solidus

Run only on solidus