Merge pull request #461 from Murdalay/v2

i-bem-js.md baseMix description was added
i-bem: events for modifiers changes should be emitted after calling of onSetMod handlers (close #454)
Merge pull request #457 from bem/issues/154@v2

i-bem: events for modifiers changes should be emitted after calling of onSetMod handlers (close #454)
page: Proper order in head. Fixes #458
update travis badges to svg version

display only v2 build status

see http://blog.travis-ci.com//2014-03-20-build-status-badges-support-svg/ for details
Merge pull request #465 from bem/issues/458@v2

page: Proper order in head. Fixes #458
add changelogs for 2.1.0
Merge pull request #467 from bem/issues/464@v2

Changelog for bem-core@2.1.0
v2.1.0
fixed #468 #469
Merge pull request #471 from bem/issues/468-469

bemhtml-js-syntax: fixed typos in documentation