Move Q_DECLARE_METATYPE calls outside namespace
Move Q_DECLARE_METATYPE calls outside namespace

OpenChemistry/tomviz,mathturtle/tomviz,cryos/tomviz,OpenChemistry/tomviz,cryos/tomviz,mathturtle/tomviz,cryos/tomviz,OpenChemistry/tomviz,mathturtle/tomviz,OpenChemistry/tomviz