Fixes from new TypeScript, 2 bugs in Core, Todo app polished, and some small fixes
Fixed another bug with not threating children array as immutable
Focus plugin and example done.
Feature IE version detection in Core
Focus - workaround for IE8, optimized in nonIE browsers.
Fixed broken game example
In Core support for patching style update.
Opacity css property correctly emulated on IE8
rewrite of clicking
Merge branch 'master' of https://github.com/Bobris/Bobril

Conflicts:
	src/bobril.mouse.js
	src/bobril.mouse.js.map
transpilation