Removed column amount check from SwiperContainer callbacks since it is already checked when they fired.
Drawer fixes:
 * removed drawer created callback - rely that drawer exists at the time handle element is registered
 * prevent clicks in elements inside partially visible drawer aisle
Refactored drawerAisleDirective.
Close menu after feature is clicked in one column layout.
Rudimentary vertical slides wireframe in focus slides.
Added scrollToDirective to .content-container in focus tasks. Removed lorem ipsum from focus notes.