feat(tabs): pagination of tabs
docs(): fix scrolling, make ripple more peformant
fix(content): remove height rule
docs(): disable first tab demo for now due to css bugs
docs(sidemenu): make sidebar nav scroll

Closes #181
test(): add browserTrigger util function
chore(): fix browserTrigger by removing msie checks
docs(material-radio-button): Input focus, ARIA
docs(material-radio-button): Add Constants config
docs(material-radio-button): Operates with arrows
docs(material-radio-button): Controller refactor
docs(material-radio-button): Constants refactor
wip(material-radio-button): Arrow key testing