style(english grammar fixes)
Merge pull request #10 from xero/dev

chore(minify) english grammar fixes
docs(contributing) "type(scope): subject" -> "type(scope) subject"
feature(package) clean-css: update to v1.1.3
feature(package) add MIT
feature(package) update clean-css, uglify-js to all minor versions
docs(help) add
feature(package) clean-css: 1.1.x -> 2.0.x
docs(help) add "\n"
docs(help, readme) link: minifier -> minify
feature(minify) v0.2.3
Merge pull request #11 from coderaiser/dev

Minify v0.2.3