s repo -> r repo

Signed-off-by: Maria Shaldibina <mariash@pivotal.io>
Remove lying comment

The repo doesn't extract and save the stemcell; it is provided the Stemcell
struct which is a representation of the already-extracted stemcell.

repo.Save only saves the record of the already-extracted stemcell in the local
filesystem.
Inline create_stemcell in execCPICmd
Return empty Stemcell{} and cid consistently
Stemcell parses complete CloudProperties

This uses the RawCloudProperties pattern expressed previously to properly
parse what doesn't get fully unmarshaled by candiedyaml.

The pattern is required when a hash goes two levels deep, such as in the case
with the light AWS stemcell manifest, which includes an 'ami' hash under
cloud_properties.
MicroDeployer logs registry errors rather than failing
Update Godeps
Use isolated env when running micro commands

Signed-off-by: Maria Shaldibina <mariash@pivotal.io>
Log host and port in registry server Start

Signed-off-by: Maria Shaldibina <mariash@pivotal.io>
Pass registry from cpi deployment to Deploy

Signed-off-by: Maria Shaldibina <mariash@pivotal.io>
Log CPI stderr in addition to stdout

Signed-off-by: Maria Shaldibina <mariash@pivotal.io>