Made proficiencies their own objects, added migration functionality

rpg-docs/server/migrations/migrations.js

@@ -0,0 +1,31 @@
+Migrations.add({
+	version: 1,
+	up: function() {
+		return;
+	}
+});
+
+Migrations.add({
+	version: 2,
+	name: "converts effect proficiencies to proficiency objects",
+	up: function() {
+		Effects.find({operation: "proficiency"}).forEach(function(effect){
+			var type;
+			if(_.contains(SKILLS, effect.stat)) type = "skill";
+			if(_.contains(SAVES, effect.stat)) type = "save";
+			if(!type) throw "stat not a skill or a save";
+			Proficiencies.insert({
+				charId: effect.charId,
+				name: effect.stat,
+				value: effect.value,
+				parent: effect.parent,
+				type: type,
+				enabled: effect.enabled
+			});
+			Effects.remove(effect._id);
+		});
+	},
+	down: function(){
+		return;
+	}
+});