Use more realistic doubles in PackageCompiler spec

Signed-off-by: Kris Hicks <krishicks@gmail.com>
Bump resque

Signed-off-by: Kris Hicks <krishicks@gmail.com>
Use stable ruby 2.1.2

Signed-off-by: Kris Hicks <krishicks@gmail.com>
Add vsphere trusty go_agent to build matrix

Signed-off-by: John Foley <jfoley@pivotallabs.com>
Set TMPDIR to location in /mnt in ci_build.sh

Signed-off-by: Kris Hicks <krishicks@gmail.com>