-adjusted drills effectiveness (Xero)
-adjusted chip upgrade speed (Xero)
-updated drill models (nukeguard)

-fixed drills not affecting voxels (added new drill radius parameters)
-fixed rear conveyor port T4 large drill missing

-changed component requirements for large grid T4 drill and made the special component destruct when ground down

-added large Tier 4 drill
-added new textures, more changes to come

-fixed tiered drills not showing in 'Tiered Ship Tools' g-menu tab

-turned off debug sphere

-adjusted welder/grinder AOE to match up with tier upgrade AOE
-drills adjusted to not seem quite so OP
-fixed large block welder not showing 'red' on lights

-adjusted tier power for welders/grinders
-checked out reports of welders not working, tested and they do work

-added debug toggle to script to disable visible sphere

-script update by K4tniss for stable 1.153