Fix unit-tests.
Merge pull request #102 from YetiOr/yeti-or.Fix-unit-tests

Improve unit-tests.
Ignore `js` on elements (fix #105)
Merge pull request #106 from bem/elem-js

Ignore `js` on elements
v3.2.1
Do not add `i-bem` class to element with `js`
v3.2.2
Increase coverage