Additions

• Added a pattern to get the structure's dimensions.
• Added a pattern to get the structure iota's transformations.
• Coercing the structure iota to a boolean returns whether or not the structure iota is valid.

Changes

• Blacklisted blocks are now skipped instead of throwing a mishap.
• Spell cost is now based only on the amount of blocks affected.

Fixes

• Tile entities dropping their contents when consumed.
• Particle bursts being slightly off-center.