border-right twice, border-left forgotten
replace hex colors with color names when appropriate
don't accept value upper than 255 for rgb parameter
lower case some directives, common pseudo-elements and common functions
only keep the first @charset directive
don't allow white spaces in base64 data
first-line and first-letter must be lower-case'd as well
fix lower case
revert replacements of preserved tokens
preserve matrix
fix detection of "and" keyword (case)
fix opera's fraction
more units and .0 values
let a space before !important
preserve calc() expression
typo: add space after "function" keyword
thank you, jshint.org
specify stdin usage
version 0.0.9