feat: remove loading from model and use DvaModel instead of redundant types such as kAModelType (#47)

* feat: use DvaModel instead of redundant types such as kAModelType

* feat: set the type for registerServer

* feat: remove loading from model

web/src/utils/stroreUtil.ts

@@ -0,0 +1,9 @@
+export const getOneNamespaceEffectsLoading = (
+  namespace: string,
+  effects: Record<string, boolean>,
+  effectNames: Array<string>,
+) => {
+  return effectNames.some(
+    (effectName) => effects[`${namespace}/${effectName}`],
+  );
+};