Updated README
Formatting cleanup.
Removed unused import.
Put all queues in dictionary with their relevant specs.
Quick edit of argpars options.
Removed unused import.
Made the queue parameter mandatory. This will help with multiple problems.
Raise error and show help if no command are given.
Set the walltime to maxwalltime if none are given.
Changed date format used in folder name so it's compatible with all filesystem and easier to use.
Changed variable name $SRC  to $SRC_DIR_SMART_LAUNCHER to avoid clash.
Use with to manage the open and close of files.