Release 0.1.2 (2021-01-25)

Add a new compiler_gym.views.ObservationView.add_derviced_space(...) API for constructing derived observation spaces.
Added default reward and observation values for env.step() in case of service failure.
Extended the public compiler_gym.datasets API for managing datasets.
[llvm] Adds -Norm-suffixed rewards that are normalized to unoptimized cost.
Extended documentation and example codes.
Numerous bug fixes and improvements.

Release 0.1.1 (2020-12-28)

Expose the package version through compiler_gym.__version__, and the compiler version through CompilerEnv.compiler_version.
Add a notebook version of the "Getting Started" guide that can be run in colab.
[llvm] Reformulate reward signals to be cumulative.
[llvm] Add a new reward signal based on the size of the .text section of compiled object files.
[llvm] Add a LlvmEnv.make_benchmark() API for easily constructing custom benchmarks for use in environments.
Numerous bug fixes and improvements.

Initial release.