Added pageUp and pageDown navigation.
Code style.
Disable pageUp/Down
Added development section to src file and added grunt task to removing that section for production.
Make detest task without connect to localhost
Moved block of code from multiVariator to keyHandler. multiVariator now contains only if..else.
Copied params refactoring from require branch.
Added some tests to checking callback’s arguments according to readme. Fixed a couple discrepancies.
Refreshed dist files.
Fix random ENOTEMPTY in Travis run after 1.2.7 version
Update readme and version.