Removing debug spack spec.

Use a different name for the project in the remote platform to avoid conflicts when the running machine is local.

Use a different name for the project in the remote platform to avoid conflicts when the running machine is local.

add an entry to load general packages from the module system at the very beginning of jobs, e.g. to load git

Including an icon.load_cmd for the cases where the build command includes a hash that can't be used for load. Defaults to the value of icon.build_cmd

try to encapsulate spack.compiler string... problem is that it does get substituted in the icon.spack_cmd