WebPagetest 2.8 Available

[pmeenan]

I'm happy to announce the latest release for Private installs: https://sites.google.com/a/webpagetest.o...getest-2-8

The biggest changes/improvements:
- Fixes to support recent Chrome and Firefox releases
- Some IE cache clearing fixes (301 redirects and certificate stores)
- An installation check script that checks for common install issues
- Data comparison graphs added to the filmstrip view
- Simple method for issuing SPOF (Single Point Of Failure) tests
- Support for disabling javascript
- Some new metrics (Visually Complete Time, Server RTT, Number of IP addresses for each host)