-Add aliases to registry entries
-Save skill properly on import
-Fix auto-conversion
-Clean up and fix up AttributeManager with Null Pattern
-Add warning + ack if data is too large
-Fix attribute stat modifiers on first load
-Fix health reset to 20 on world change
-Allow negatives in attribute commands
-Allow negatives in attribute commands
-Centralize item management
-Respect the knockback boolean set by event
-Convert cast data Map to CastData object, add attributes to CastData
-Add ValueRoundMechanic
-Add target to summary items
-Support multiple cast, initialize, and cleanup triggers
-Fix include caster option