Bug #1476

- #1476 Unicode indicators increase column width (thanks to Paul Kishimoto).
Bug #1196

- Applied patch to fix the need for PATH_MAX on GNU/Hurd (thanks to Jakub
  Wilk).
Portability

- Improved platform recognition (thanks to Jakub Wilk).
Bug #1477

- Pre-compiled static library (*.a) in source tarball (thanks to Jakub Wilk).
Merge branch '2.3.0' into 2.4.0