0.1.1 bug fix

• A bash syntax error has been fixed.
• More graceful handling of error conditions around configuration settings for producing urls.

does the job

Notifications are easy to tune

• security, correctness, and better handling of corner cases with unicode and
  URL content.
• templated URLs and message headers
• configurable amount of commits to show
• user information can be pulled from sender.cfg
• command line arguments