Check track result
Force track API version 1
Rewrite data decoding
Package: minor whitespace
Test: added script
Package: added test script
Test: added Travis CI config
Test: disable sudo for faster Travis CI builds
Readme: minor edits
Readme: add require() to setup()
Readme: moved Usage code to api method

[ci skip]
Readme: add track method

[ci skip]
Readme: add link to API docs to api method

[ci skip]
Readme: build status for master branch
Readme: rewrite short introduction
Stringify query params JSON value
Test: green ok's
Trim whitespace
Test: add custom variable with node version
Readme: fixed new npm link