Change default Terraform version to 0.12.24

CHANGES:

Bumps default terraform version for install step to 0.12.24

Visible Project

CHANGES:

• Bumps default terraform version for install step to 0.12.21 44cbdb9
• Improves Visibility of project separation in output logs 174aa87

tf install fix

• use sudo for moving terraform under /usr/local/bin

terraform install

• adds command install for installing terraform in the current container

Initial release

Terraform orb with command for executing terraform commands on multiple projects