configurable refresh rate for 2d CA

src/store/index.js

@@ -23,6 +23,7 @@ export default new Vuex.Store({
     },
     canvasWidth: 1280,
     canvasHeight: 720,
+    refreshRate: 300
   },
   mutations: {
     update1dRules(state, data) {
@@ -39,6 +40,9 @@ export default new Vuex.Store({
     },
     setCanvasHeight(state, data) {
       state.canvasHeight = data;
+    },
+    setRefreshRate(state, data) {
+      state.refreshRate = data;
     }
   },
   getters: {
@@ -59,6 +63,9 @@ export default new Vuex.Store({
     },
     getCanvasHeight(state) {
       return state.canvasHeight
+    },
+    getRefreshRate(state) {
+      return state.refreshRate
     }
   },
   actions: {