CI prep

[iamjazzar]

This introduces enhancements to Cloud Build making it ready to accept devstack requests.

Changes

• Fix cloudbuild image name
• Use debug mode in Juniper for easy issue spotting
• Enhanced fail check
• Ping the correct user
• Use SSD disks by default
• Edit the devstack run command
• Use USER_NAME instead of USER
• Custom machine names based on builds
• Create image if triggered from master
• Always run the cleanup script
• Fix ubuntu umount (Fixes #32)

[iamjazzar]

/gcbrun

[iamjazzar]

/gcbrun

[iamjazzar]

/gcbrun