Provide a way to customize the amount of memory a Gitian VM (via KVM) is allocating
Currently Gitian is allowing 2GiB RAM to be used by the virtual machine by default. Similar to making the number of CPUs customizable (by exporting NUM_PROCS) we should provide a way to allow a different amount of RAM.
To upload designs, you'll need to enable LFS and have admin enable hashed storage. More information