Update folsom repo to use keyserver on port 80

These changes allow us to pull PGP keys on port 80 and avoid outbound firewall rules.
Merge pull request #63 from galstrom21/master

Merged automatically by jenkins after successful build test
Merge pull request #62 from DavidWittman/patch-1

Merged automatically by jenkins after successful build test
install instead of upgrade packages
Merge pull request #64 from rackerjoe/install

Merged automatically by jenkins after successful build test