Create complete Horta Cloud setup from scratch

[porterbot]

This epic includes all tasks involved in setting up a brand new environment (VPC, Gateway, EC2, Appstream) from scratch without errors. It also includes resolving and documenting an issues that come up from following the Installation instructions.

• Do dry run through with new VPC create, etc. #27
• Resolve any issues that come up during fresh install #28
• Update and expand documentation to include notes, more detail #29

[porterbot]

This epic includes all tasks involved in setting up a brand new environment (VPC, Gateway, EC2, Appstream) from scratch without errors. It also includes resolving and documenting an issues that come up from following the Installation instructions.