Merge pull request #315 from kartikluke/master

Add option for Sass without Compass
fix builtwith GruntJS image

Github cache seemed to be wrong so added a query string to refresh it
fix skip install and message

Should fix #322
Use SVG badge for Travis
Merge pull request #329 from zenorocha/patch-1

Use SVG badge for Travis
Remove Grunt badge in order to standardize READMEs
Merge pull request #330 from zenorocha/patch-2

Remove Grunt badge in order to standardize READMEs
grunt-modernizr changed its syntax
.bowerrc is now moot as it's the default dir
Merge pull request #332 from silvenon/modernizr

grunt-modernizr changed its syntax
Don't try to copy bowerrc, it causes a fatal error

Because it doesn't exist anymore.
Merge pull request #333 from silvenon/bowerrc

Don't try to copy bowerrc, it causes a fatal error