joaquincasares/cassandralauncher — pull request #11 by glennimoss (2013-06-13 21:48:15+00:00)
Title: Add option to specify the incoming source for the public ports defined in the security group.

I didn't want to have the public ports open to the entire internet (0.0.0.0/0) and didn't want to have to manually go back and modify the created security group. So I fixed it.