Enhanced kitchen driver to accept shirt size option in kitchen.yml.

[vinuphilip]

Signed-off-by: Vinu Philip vinu.philip@gmail.com

Description

This change is to support the handling of shirt size option of vRA if provided in kitchen.yml, so that users can enter the shirt size value (combination of CPU, RAM and Storage) of the desired VM they wish to provision in kitchen.yml

Issues Resolved

None. This is just an enhancement

Check List

• [Y] All tests pass.
• [Y] All style checks pass.
• [Y] Functionality includes testing.
• [Y] Functionality has been documented in the README if applicable

[vinuphilip]

@mwrock - i have recommitted with DCO sign off

[mwrock]

I just merged #38 and it looks like this PR introduces some new unit test failures and style violations. Can you rebase on master and clear those up? Thanks!

[vinuphilip]

@mwrock - I have rebased my changes on top of yours