Bump simplecov to 0.9.0

This includes fix for multi-threaded coverage report

Signed-off-by: Maria Shaldibina <mshaldibina@pivotal.io>
Upgrade ruby to 2.1.2 in bosh release

Signed-off-by: Adam Stegman <astegman@pivotallabs.com>
Lock down json gem version in bosh release

Without explicit versioning bundler attempts to use system json which
doesn't exist in our gem_home resulting in a undefined method
`source_uri' error

* Update GEM_HOME in bosh release jobs start scripts

Signed-off-by: Maria Shaldibina <mshaldibina@pivotal.io>
Update OS_IMAGES.md
Compile ruby2 without gmp

libgmp is installed as a dependency of rsyslog but Ruby tries to use it
as well. Ruby uses the wrong version, so it fails to compile.
Move openstack_params to let instead of method in tests

Signed-off-by: Maria Shaldibina <mshaldibina@pivotal.io>
Add openstack CPI multiple manual networks support for ubuntu 14.04 using go BOSH agent.
Detect changes to multiple manual networks

Signed-off-by: Maria Shaldibina <mariash@pivotallabs.com>
WIP bats

Signed-off-by: Maria Shaldibina <mariash@pivotallabs.com>