Ability to override screens directory
Add ability to override options through environment variables
Add --debug command line option
Add ability to override gridUrl, rootUrl, screenshotsDir, debug by their respective environment variables
Add tests
Merge pull request #51 from bem/feature/config-overrides

Config overrides
css-coverage report prototype
Merge pull request #53 from bem/feature/coverage

css-coverage report prototype
Correct typos in README.

Global installation will try to use local module
Merge pull request #54 from bem/feature/typo

Correct typos in README
Show meaningfull error when captured image bounds smaller than body
Merge pull request #55 from bem/BEM-1776

    Show meaningfull error when captured image bounds are smaller than body bounds
Add option and action which changes browser window dimensions
Merge pull request #56 from bem/feature/windowsize

Add option windowSize and action setWindowSize() which changes browser window dimensions
Update readme
0.6.5