Renga Model Explorer plugin v1.8

Release Notes:

• Bugs fixed

What's Changed

• Issue #40: fix critical crash when working with ohantom objects by @tyan in #41
• Issue #42: fix double properties editing by @tyan in #43

Full Changelog: v1.7...v1.8

Renga Version Requirement

Renga Standard or Renga Professional 7.2 or higher