lazy loading of transcript box #80
(WIP) fixed error where player tries to access segments before they exist.
segment highlighting not working
transcript highlighting working again
fixes to transcript focus bugs #69 #80
pause video on text field focus #69
updated pause and seek functions per Renato's suggestions #80
Merge branch 'feature/lazy-load' into develop

Conflicts:
	dist/koemei-widget.js
	src/koemei/coffee/view/newsfeed/newsfeed_item.coffee