Cleans up chem dispenser code by taking out the unused broken_on_spawn var. And frankly, if we wanted that feature, it would be done in other way.
Removed pure laziness comment line
Optimized pulse reagent checking a little.
Merge pull request #6085 from faerindel/chemdispenser_cleanup

Little cleanup on Chemistry-Machinery
should fix #6099
Fixes wizard's mutate lazers not working
Merge pull request #6092 from comma/master

Optimized pulse reagent checking a little.
Merge pull request #6103 from Walter0o/water_fix

should fix #6099
Merge pull request #6109 from Kelenius/OfEyesAndLazers

Fixes wizard's mutate lazers not working