Modified because there was the case of outputting an invalid template
Remove unnecessary files
Use #build instead of #create on models of FactoryGirl to reduce time of rspec
Randomize order of specs
Merge branch 'feature/fix-convert' into develop
Change logic to get source image from images.yml if Cloud type is an AWS
Fix image naming conventions of packer
Refactoring: adjust scope of variable
Merge branch 'feature/fix-image-naming-conventions-of-packer' into develop
Merge branch 'feature/add-base-ami-id' into develop
Merge branch 'feature/use-build-instead-of-create' into develop
Add specs to raise error when target stack does not exist
Destroy stacks in order that depends on type of pattern.
Fix rubocop violation
Change logic to destroy stacks from cfn adapter with stack name to Stack#destroy
Ensure destroy platform when some error occurred while destroying optional