v1.2.0

Released 9 new Cloud Patterns.

• cloud/compress-stored-data.md
• cloud/containerize-your-workload-where-applicable.md
• cloud/encrypt-what-is-necessary.md
• cloud/evaluate-using-a-service-mesh.md
• cloud/scale-down-unused-applications.md
• cloud/scale-logical-components-independently.md
• cloud/scale-infrastructure-with-user-load.md
• cloud/use-ddos-protection.md
• cloud/use-energy-efficient-hardware.md