Merge pull request #27 from kraman/f18_fixes

Merged by openshift-bot
Check build reqrequisites only if SKIP_SETUP environment is not set.
If installing from source, perform a clean clone git repos from upstream and perform a clean build
Copy out origin rpms on succesful build
Add Distro name/version overrides since the build machine and target machine may have different OS
Fixing origin ami launch and post launch setup
Updating build/test methods to use terminate fucntion which automatically handles auth denied