inline-c-0.5.3.2: changelog.md

- 0.5.3.2: Make type errors with default anti-quoter much saner.
- 0.5.3.1: Fix leak of `FunPtr` when using `funCtx`.
- 0.5.3.0: Recognize more standard library types.  See pull request #19.
- 0.5.2.1: Convert `signed char` to `CSChar`.  See pull request #18.
- 0.5.2.0: Make `bs-ptr` use `char` instead of `unsigned char`.  See
  issue #16.