Fix for import relative path for url with parameters
Use Browserify's standalone option to wrap `dist/less` in UMD
Fix browserify to be the one to expose less to window
Merge pull request #2254 from dexif/master

Fix for import relative path for url with parameters
change default for useFileCache. Fixes #2261
Merge branch 'master' of https://github.com/less/less.js
merge upstream/master into master