PowerShellGet/Gallery should use Namespaces like Nuget

[SydneyhSmith]

PowershellGallery should use an ID Prefix Reservation system similar to the one used by Nuget.

This would make it easier to see which packages are owned by vertified organizations or open-source projects. This would also make it easier to find all packages from a project-- and not have to worry about deceptive package names.