Move to a "platform" model

Separate scripts and config per platform, allows tests to be run same
way with only a platform flag across the different versions.
Better local/remote source switch
Add platform support to Travis file
Fix travis conf for new layout
Extract tars with permissions preserved
Trying to make things executable on Travis
Oops, TravisCI is 64-bit\!
Still trying to make ACF10 run on Travis
Add some debugging..
Duh, fix hardcoded path in acf helper
Script cleanup
Update README for platforms
Merge pull request #6 from marcins/acf-support

ACF10 Support and structure cleanup