…irective - removes alot of false warnings. Fixes #2499
… goes up a major with a breaking change, so using tilde to keep on grunt-browserify 3.3 for now so tests pass and less builds
It is because: 1.) Consistency: media.js is done the same way. 2.) Ruleset may or may not change to array in to-css-visitor. All following code had to hande two cases afterwards.
…to continue to use less acceptance test system without bom tests.
…rencing the current page. Fixes #2320