Support large disk, and add new available vm size

[gossion]

• Please check this box once you have run the unit tests

  pushd src/bosh_azure_cpi
    bundle install
    bundle exec rspec spec/unit/*
  popd
  

633 examples, 0 failures. 2760 / 2928 LOC (94.26%) covered.

Changelog

• Support large disk, and add new available vm size

[cfdreddbot]

Hey gossion!

Thanks for submitting this pull request! I'm here to inform the recipients of the pull request that you and the commit authors have already signed the CLA.

[AbelHu]

@gossion Could you check why the code coverage drops from 94.6% to 94.26%?

[gossion]

@AbelHu the coverage does not drop. I run the unit test before rebasing to upstream branch. here is the data by re-run the unit test after the rebase:
643 examples, 0 failures. 2786 / 2945 LOC (94.6%) covered.