Meta-task to track improvements for horizon.
|Invalid||None||T239352 CloudVPS: horizon improvements|
|Open||None||T229660 Horizon warning for instance deletion does not include instance name|
|Open||None||T192059 CloudVPS: VMs created with non-allowed characters in the hostname fail to be autosigned by puppet|
|Open||None||T240852 CloudVPS: horizon giving http/500 intermitently|
|Open||None||T145703 Horizon loses credentials every day|