Use clock component to implement picker
Example added
close timepicker when complete is received
Add 'show' and 'hide' events

Propagate show and hide events from Popover
Hide timepicker if anyone clicks outside of timeticker popover

Use clickOutside usitlity (move to separe component?) to ensure that we
hide timepicker if mouse is clicked outside of the popover
Adjust CSS style

Use timepicker instead of timepicker-popover
Use aurora theme in example
Add screenshot to readme
Basic docs