First pass at cloud formation tools
Fix perms on euform executables
Fix delete stack
Print stack ID on create.
Fix typo in executable names.
Print stackId after update
Implement show-long in describe-stacks
Add newline to end of euform files.
PEP8 cleanup
Fix copyright year.
Fix args on describestackresources
Add validate template.
Add template url to createStack
Fix update stack help string
Make template-file and template-url mutually exclusive.
Fixes per code review.
Initial implementation of S3 pre-signed URL generation
Implement CancelConversionTask
initial work. somewhat tested, not great output.. just a success message
Update descriptions.