v3.0.0

Breaking changes:

• processJs -> process.js
• processCss -> process.css
• removed process
• each process function does just have one return parameter (before the second was true on success)

Feat:

• process.auto
• process.html
• process.any
• Promise support

Fix:

• merged options are now correct

Chore:

• rcs-core@2.3.1
• changed from mocha to AVA