Included YAML export in Rakefile
Split the export scripts in implementation module and executable script.
Rel 0.99.3: Fixed LSUC names to use SPDX license keys
Added version number to license name for Eclipse Public License
Bug fixes only relevant for the OSCAd export:
Fixed markup for description of OSUC 05S
Fixed cross-reference from EUPL use cases to the OSUCs
(use \linkosuc instead of \label)
Rel 0.99.3: Merge branch 'rdauster' into integration (Bugfixes related to OSCAd 2)