fixed #262
added updated list of material colors
fixed list of material colors
fixed #264 and improved the arrive.js implementation and performances
patch for  cd55699
updated changelog
now Roboto is loaded from system if present (discussion at #260)
grunt tasks revamped, removed support for SASS till #256
minify files with csswring to allow source mapping to less
ensure new line at end of compiled files
fixed inputs
trying to fix new lines
revert back before the newline at end of file fix.
connect was accidentaly removed, re-implemented.
main colors now refer the proper variable