Improvements:
[#2587] Hollow Facades now display in the creative tab (asie)

Bugfixes:
[#2600, #2591, #2589, #2584, others] **Builder/Filler causing unbearable lag** (asie) (tested it this time! I'm pretty sure I got it)
[#2593] Stripes Pipe fluid dupe bug (asie)
Fixed planters stopping under certain conditions (hea3ven)
Fixed robots stopping under certain different conditions (hea3ven)
