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/hooks/storeHooks.ts

@@ -0,0 +1,11 @@
+import { getOneNamespaceEffectsLoading } from '@/utils/stroreUtil';
+import { useSelector } from 'umi';
+
+// Get the loading status of given effects under a certain namespace
+export const useOneNamespaceEffectsLoading = (
+  namespace: string,
+  effectNames: Array<string>,
+) => {
+  const effects = useSelector((state: any) => state.loading.effects);
+  return getOneNamespaceEffectsLoading(namespace, effects, effectNames);
+};