Include Weapons and effects

Changes:
 + include weapon pack and effect pack
 + handle effects as own entity
 + effects can influence your attributes and skills
 + add Aktive Effekte page for effects on your character

lang/de.json

@@ -8,6 +8,7 @@
 	"ITEM.TypeDefensiveWeapon": "Verteidigungswaffe",
 	"ITEM.TypeArmor": "Rüstung",
 	"ITEM.TypeSpell": "Zauber",
+	"ITEM.TypeEffect": "Aktive Effekte",
 
 	"midgard5.doRoll": "Würfeln",
 	"midgard5.learn": "Lernen",
@@ -62,6 +63,7 @@
 	"midgard5.skills": "Fertigkeiten",
 	"midgard5.gear": "Ausrüstung",
 	"midgard5.spells": "Zauber",
+	"midgard5.effects": "Aktive Effekte",
 
 	"midgard5.class": "Klasse",
 	"midgard5.race": "Rasse",