Cleanup Grunt setup

- Remove empty "jlint" target
- Remove duplicate "default" task
- Fixed watch task that refrenced old "lint" target
- Renamed travis task to test
- Update grunt contrib devDependencies
- Removed grunt-cli as a devDependency as it is supposed to be global
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Merge pull request #29 from nschonni/cleanup-grunt

Cleanup Grunt setup
Added jQuery plugin manifest file
Added note about scanning on server.
Fixed issue with linking to rex.jpg over https.
Merge branch 'dev'

Conflicts:
	Gruntfile.js
	package.json
Merge branch 'master' of https://github.com/kevee/quail
Made elements inhert their parent's background.
Fixed color luminosity, added test for color contrast.
Missed an OAC number.
Linted the JS.
Removed debug console calls from testing.
Fixed mis-labeled frameset tests.
Wrapped pxToEm plugin in closure.
Merge branch 'master' into dev