initial commit

golang-ci: ubuntu 14.04 + go + bare essentials (goveralls, etc.)
diego-ci: golang-ci + etcd + gnatsd
warden-ci: golang-ci + warden dependencies
inigo-ci: warden-ci + test image

[#77329086]

Signed-off-by: Max Brunsfeld <mbrunsfeld@pivotallabs.com>