Release 0.2.2.
- Added an explicit include check in configure.ac for all used C++11 header files.
- The special command-line flags --help and --version no longer result in a non-zero exit status.
- Removed the need for
dr::Pointer<T>
anddr::Pointers<T>
. - Added the ability for command-line options to optionally fallback to a positional argument value for filling if an explicit flag was not provided.