Release 0.2-6:
  * Minor change for CRAN.

Release 0.2-5:
  * C function prototype changes for CRAN.

Release 0.2-4:
  * Minor documentation fix for CRAN.

Release 0.2-3:
  * Fixed build for clang 13.

Release 0.2-2:
  * Fixed prototype mismatch.

Release 0.2-1:
  * Fixed Solaris OMP issue.

Release 0.2-0:
  * Fixed solaris error.
  * Fixed rchk warnings.
  * Fixed hash table warnings on very recent gcc versions.
  * API change: doc_counts() and readability() now accept nthreads argument.
  * Added function sylcount.nthreads().
  * Configure test for OpenMP.
  * Added header guards for OpenMP pragmas.

Release 0.1-0:
  * Added readability().
  * Added sylcount().
  * Added doc_counts().