Merge pull request #8 from duckinator/master

Fix Travis hooks.
Use 7-char SHAs in Travis notifications
Add a way to send custom, non-travis, CI notifications.
Update docs
Add custom_ci to readme sample
Merge pull request #9 from CodeBlock/master

Add custom CI integration
Update to Sinatra 1.4.0
Format branch names containing / properly
Show last 3 commits in push
Update dependencies
Remove old RCMP source
Add web app skeleton
Add configuration loading
Add IRC connections
Load config file specified by CONFIG_FILE
Specify Ruby version in Gemfile
Add Github support
Simplify GitHub payload detection
Change format for configuring IRC servers
Fix selecting server/channel from URI