Validation for requirements added. A planningpoker session can not be created if no requirements are selected and a corresponding error message will display.
Committed a couple changes last commit that should not have been committed and have been fixed.
Removed println statement that was used for testing
Added a description field to the validateField meathod. Also removed some system.out prints.
Added/Fixed JavaDocs
Added GUI error message for description validation.
Added NoDescriptionException class
Fixed the stacking error text for adding requirements
Corrected merge errors
Merge pull request #41 from TheTeam8s/feature-validation

Validation for requirement selection