Improve settings, globals usage, fix/improve auth and i18n tests
Merge branch 'master' of https://github.com/binary-com/binary-static

Conflicts:
	Gruntfile.js
Add more integration tests and refactor existing ones
Add more auth tests, improve existing ones
error can be undefined
Improve the testing environment config, use builtin SSelenium, separate BrowserStack configs
changed stake limit condition
added codeclimate
merge quant/stake-limit
first attempt to clean up tick expiry js
refactored tick expiry js even more