Version 18.12.0 (December 27, 2018)

• Realm
  • More assorted bug fixes
  • Minor performance improvements in logging and accessor code
  • Handle signals on an alternate stack for better debugging/backtraces
• Regent
  • Added a new built-in complex type
  • Experimental support for building with PUC Lua
  • Multiple fixes to CUDA code generation, vectorization,
    auto-parallelization, and mapping optimization
  • Better error messages for __demand(__leaf) and so on
• Python
  • Use PyGILState for threading for compatibility with modules (e.g. numpy)
  • Support for calling tasks written in Regent