* 2012-11-28:
- Version 1.00.0
- Open source Release. 
- AirRAC retrieves yields corresponding to given travel solution structures.

* 2011-12-05:
- Version 0.2.3
- Added a few unit tests.
- Improved the (Boost.Spirit) parsers, especially regarding the
  parsing of comments / empty lines.
- Improved the CMake build framework, e.g., with regards to Xapian.
  Also, the new MetaSim wrapper project can now build all the
  simulator-related sub-projects, including AirRAC.

* 2011-11-05:
- Version 0.2.2
- Improved the CMake build framework, e.g., with regards to SOCI.

* 2011-10-19:
- Version 0.2.1
- The build framework is now compatible with CMake 2.6 (the exclusive
  dependency on CMake 2.8 has been removed).

* 2011-10-15:
- Version 0.2.0
- Updates for the new StdAir versions (up until 0.43.0).

* 2011-08-30:
- Version 0.1.2
- Minor improvement in the sample BOM tree initialisation.

* 2011-08-06:
- Version 0.1.0
- First release. The yields are parsed either from a CSV file or from a
  built-in sample BOM tree. Then, AirRAC retrieves yields corresponding to
  given travel solution structures.