moved aws lifecycle tests into bosh_aws_cpi
moved vsphere lifecycle specs into bosh_vsphere_cpi
moved openstack lifecycle tests into bosh_openstack_cpi
add spec.rake to bosh_cpi for cpi to easily include a way to run different specs
include bosh/cpi/tasks in aws, vsphere, openstask rakefiles
clean up aws lifecycle spec a bit
Re-factor vSphere CPI lifecycle spec

- use json library instead of yajl
- explicitly load validation plugin

Signed-off-by: Brian Cunnie <cunnie@pivotallabs.com>
cleaned up openstack lifecycle test

Signed-off-by: Brian Cunnie <cunnie@pivotallabs.com>
consolidate how we pass in options into vsphere cpi lifecycle spec

passing in a file and multiple other env variable is just too much

Signed-off-by: Brian Cunnie <cunnie@pivotallabs.com>
removed unncessary cpi_ prefix in vsphere lifecycle cpi specs

Signed-off-by: Brian Cunnie <cunnie@pivotallabs.com>