Squashed 'dev_image/extrenal/dev_images/' content from commit 70341a2

git-subtree-dir: dev_image/extrenal/dev_images
git-subtree-split: 70341a2de87a6404c725ce498ec22fdd8778707b
Merge commit '3e69031a90c08ba68b61618ca4ccd955f4788be3' as 'dev_image/extrenal/dev_images'
Added dev image create script that uses dev_images lib so that the entire
vm can be created instead of having to start from a base os disk
fix for azure vm script pointing to azure_remote_powershell instead of
azure_rest_powershell
Fixed spelling of external directory
renaming dev_images sub_tree
Squashed 'dev_image/external/dev_images/' content from commit 381bbd4

git-subtree-dir: dev_image/external/dev_images
git-subtree-split: 381bbd46537b15043764f8b02f936a97fac72627
Merge commit 'e04dc4f216f4321e8828d1338eb93192180389bd' as 'dev_image/external/dev_images'
fix for reference to azure rest client in create_azure_network script
fixes to dev image script to work in virtual box
added floppy to .gitignore
added start of script for creating an integration server