Release version 2.2.2.
Maintenance release including Windows build fixes.
Release version 2.2.0
Fix namespace issues and CMake configuration.
Release version 2.1.0.Build gflags using CMake, packaging using CPack.
Release version 0.1.
Release version 0.2.
Release version 0.3.
Release version 0.4.
Release version 0.5.
Release version 0.6.
Release version 0.7.
Release version 0.8.
Release version 0.9.
Release version 1.0rc1.
Release version 1.0rc2.
Release version 1.1.
Release version 1.2.
Release version 1.3.