Merge pull request #173 from jpmontez/more-hotfixes

Update the Chef install script in all other configs and repo copy
Merge pull request #175 from jpmontez/master

Create `logs` directory if it doesn't exist
Implement SSH port check utility
Allow Public Cloud deployments using CentOS
Make port check less restrictive and more re-usable.
Remove local copy of Chef installation script.
Add required  module import.
Checkpoint for getting logging more re-usable.
Second checkout.
Complete re-write.