Fixed an error when validating rune attributes but user did not enter anything. Removed unused imports.
Fixed an error when validating rune attributes but user did not enter anything. Removed unused imports.

PeteAndersen/swarfarm,porksmash/swarfarm,PeteAndersen/swarfarm,porksmash/swarfarm,PeteAndersen/swarfarm,porksmash/swarfarm,porksmash/swarfarm,PeteAndersen/swarfarm