v1.2.0-SNAPSHOT

feat: version 1.2.0

- Removed zip / runtime resourcepack loading
- Reworked underlying RP model to fit polytone definitions - this
  includes better handling of inlined and nested inlined assets
  definitions
 - Complete rewriting of the editor for performance and stability
   reasons.

Full Changelog: v1.1.1-SNAPSHOT...v1.2.0-SNAPSHOT