Build: Switch to explicit dependencies versions in bower.json

(cherry-picked from cd4e25e991898bf07ce82fe4ab3d60c32b4a5fc9)
Selector: update Sizzle

(cherry-picked from a74ad04bc9c4c7203303b2547e94f1cc53c2a460)
Build: Upgrade QUnit to 1.14.0

(cherry-picked from 95b21c6ec2790d0d051cdfe95d73148d7c385d68)
Docs: Add support comments for prefixed box-sizing
Css: change boxSizingReliable in IE<9.

Change boxSizingReliable test value to false in all IE versions.
Modify support comments to argument getComputedStyle guards
with oldIE support and not node.js which is not supported in 1.x.