deploy update
Updates and formatting to azure scripts.
Update cert generation for Azure.
Remove Azure from icebox.
Update README.md

Update Azure.
Bring Azure guide up to date.
Rearrange cluster sanity checks for Azure.
Merge readme changes.
Fix Azure util.sh boilerplate.
Fix and update logging documentation
Upload extras from _output, not main repo.
Don't blindly delete stuff on GCS
Upload "naked" binaries with releases.

Fixes #2476
Do not log an error when file does not exist
Merge pull request #2481 from jbeda/extra-fix

Tweak build upload scripts
Fix vagrant regression
Fix error in build package_full_tarball
Merge pull request #2493 from derekwaynecarr/fix_release_build

Fix error in build package_full_tarball
Merge pull request #2488 from smarterclayton/remove_chatty_error

Do not log an error when file does not exist
Merge pull request #2489 from derekwaynecarr/fix_vagrant

Fix vagrant regression