initial import
added JSHint + watcher
added state for calculator (including Moment.js for dates handling)
include Mocha + first passing tests (& and of course implementation)
added Grunt "test" task + rename app into atn-calc (with corresponding Github repo)
enable Travis CI
Grunt-cli should be installed to run test task
Too late to indent correctly...
fix functions naming
added Mocha test run to build jobs
implement degress coefficient for calculateCo2Coefficient()
implement price coefficient
rename arguments to match JS styles guide
fix: priceCoefficient cannot go over a min coefficient
added (very) short description to README