- Added sophisticated triggers to fix problems with upgrade
  and workaround strange rpm behaviour.
- Removed obsolete ldconfig-related triggers.
- Added patch 13 to remove some gcc4.3 warnings;
- Added *.gif files to documentation.
- Specfile cleanup and requirements improvements:
  - made development subpackages pre-require boost-devel;
  - added more Obsolete: tags;
  - removed %__* macros usage.

- switched to using cmake