Merge pull request #19 from icambron/gh-pages

Fixing twix node install instructions
building for #19
clarifying isValid docs
fixing merge
Fixed Chuvash language name (was Catalan)
working on docs for 2.0.0 release
Merge pull request #20 from ichernev/fix-chuvash-lang

Fixed Chuvash language name (was Catalan)
adding language parse docs
adding language parse docs
adding ordinal changes
building 2.0.0
merging in 2.0.0 docs
Merge branch 'gh-pages' of github.com:timrwood/momentjs.com into gh-pages

* 'gh-pages' of github.com:timrwood/momentjs.com:
  Fixed Chuvash language name (was Catalan)
building pages
adding other languages to homepage
fixing bad tests
fixing bad test
updating unit test for timrwood/momwnt#650
fixing some npm install stuff and adding ms-my lang to homepage
Adding moment.twitter docs.