Add Roll Modification (#61)

Changes:
 + add roll Mod (only for attributes)
 + check for roll mods when rolling on attributes

lang/de.json

@@ -291,6 +291,7 @@
 	"midgard5.kido-variante-kontrollieren": "Kontrollieren",
 
 	"midgard5.mod-operation-add100": "Addieren (max 100)",
+	"midgard5.mod-operation-roll": "Wurf Modifikation",
 	"midgard5.mod-operation-add": "Addieren",
 	"midgard5.mod-operation-set": "Basiswert",
 	"midgard5.mod-operation-fixed": "Fester Wert",