Issue 155: Slack-notifier update to fix 500 errors
Slack-notifier 0.2.0 is broken for Rails 1.9.3
This update bumps the Gemfile/Gemfile.lock to use 0.3.2 version of the gem file to correct the issue.
slack-notifier changelog addressing the issue
https://github.com/stevenosloan/slack-notifier/blob/master/changelog.md
Issue 155 about the error