Fix pasting doors and other "tall" blocks.
Update wolfhouse with TP hub in basement.
Intermediate refactor of how MaterialBrush deals with entities.

Preparing for, hopefully, entity import from schematics.
Take Fling's power down a notch to avoid "resetting".
Add "enable_glow" option to spells.yml (for @broluigi)
Take a crack and handling entities in schematics, only to realize WE doesn't support it at all yet. Doh!
Add global "bypass_build" and "bypass_pvp" parameters to config.yml (for @LHammonds)
Some tweaks to grenade-based spells and permission checks.
Add "ddx, ddy, ddz" parameters, tweak Arrow Rain spell.

Also added "Meteor Shower", but it's glitchy.