ignore new gradient syntax
ignore new gradient syntax, for now
code cleanup
Merge remote-tracking branch 'origin/master' into randy/hover-preview-gradients
remove misguided attempt to filter gradients for Chrome 25
fix unit tests for changes in this branch
Merge pull request #3482 from adobe/randy/hover-preview-gradients

Hover Preview: Ignore w3c gradient syntax not yet supported in Chrome 25