Added Weeder organism, fixed bug that caused a crash when specifying an unsupported organism for Weeder
Added Weeder organism, fixed bug that caused a crash when specifying an unsupported organism for Weeder

simonvh/gimmemotifs,simonvh/gimmemotifs,simonvh/gimmemotifs,simonvh/gimmemotifs,simonvh/gimmemotifs,simonvh/gimmemotifs,simonvh/gimmemotifs