0.2.0: This is the first important update. It adds the possibility to…

… fire responsi after the initial init by calling `responsi.fire()` and allows to use the various breakpoints set for responsi, so that you can do something like `if ( responsi.viewport > responsi.phones )`. So cool.

Also improves code formatting and updates the readme.

Add info-comments, update readme, ignore ignorable files. Sweet.

First release. The core functionality has been used in production env…

…ironments during the last couple of years, so this should be good to go.