fixing git credential helper for GitHub Enterprise
Update faq.md
updating github enterprise support for 2fa
Add Ruby 2.0.0 to README

It's provided now.
Merge pull request #433 from jjbohn/patch-1

Add Ruby 2.0.0 to README
Merge pull request #372 from fschwiet/patch-1

Update faq.md based on question
Merge pull request #361 from mdelagralfo/git-credential-fix

fixing git credential helper for GitHub Enterprise
Update some modules
Merge pull request #426 from boxen/mavericks-updates

Mavericks-related updates
force UTF-8 encoding
Merge pull request #448 from indirect/cred_helper_encoding

force UTF-8 encoding in credential helper
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  force UTF-8 encoding
  Update some modules
  Add Ruby 2.0.0 to README
  Update faq.md
  fixing git credential helper for GitHub Enterprise