Log Message:
Update ruby-bundler to 1.1.4

## 1.1.4 (May 27, 2012)

Bugfixes:

  - Use `latest_release` in Capistrano and Vlad integration (#1264)
  - Unknown exceptions now link to ISSUES for help instead of a new ticket
  - When OpenSSL is missing, provide instructions for fixing (#1776 etc.)
  - Correct inline help for `clean --force` (@dougbarth, #1911)
  - Work around a Ruby 1.9.3p194 bug in Psych when config files are empty