update crowbar.yml to get havana bits
havana tar file removed
renaming quantum
using grizzly is okay for now, since there is no havana tempest tarball yet
switch to stable/havana for pfs
Merge pull request #53 from tsipa/release/roxy/master

https://github.com/crowbar/barclamp-tempest/pull/53

Merged by devtool for ArkadyKanevsky
fix installing in virtualenv and add missing pips for caching
Merge pull request #54 from jpascal/release/roxy/master

switch to havana