EPUB-131: added e2e task to gruntfile, made it possible to use markers when not on touch screen device
EPUB-129: first reasonable test, bug fixing in CustomSelection
EPUB-131: small refactor in test
EPUB-131: changes after code review
EPUB-131: added selected text checking possibility
EPUB-131: refactored first test, set browser size
EPUB-131: initializing and destroying webdriver
Merged in EPUB-131

EPUB-131: Added first e2e test, added configurable mouse support