Keymap data layer (#95)

src/store/reducers/macro.ts

@@ -0,0 +1,16 @@
+import { Action } from '@ngrx/store';
+
+import { Macro } from '../../config-serializer/config-items/Macro';
+import { MacroActions } from '../actions';
+
+const initialState: Macro[] = [];
+
+export default function(state = initialState, action: Action): Macro[] {
+    switch (action.type) {
+        case MacroActions.GET_ALL:
+            break;
+        default: {
+            return state;
+        }
+    }
+}