Update to development SippyCup for report file options
Add summary and error reports to model

Also put the summary into the view, but have not decided what to do with the error report yet
Store errors and stats in CarrierWave
Amazon S3 no longer allows underscores in bucket names
Preserve stats file long enough to be saved to S3

Rely on the behavior that the file will be automatically unlinked when GCd
Move SIPp summary to bottom of the view
Add links to errors report and raw stats
Merge pull request #14 from att-innovate/feature/add_reports_to_test_run

Feature: Add reports to test run