fix flowtype warning (default export in actions)

src/actions/SignVerifyActions.js

@@ -13,7 +13,7 @@ export type SignVerifyAction = {
     type: typeof SIGN_VERIFY.CLEAR,
 }
 
-export const sign = (
+const sign = (
     path: Array<number>,
     message: string,
     hex: boolean = false,
@@ -58,7 +58,7 @@ export const sign = (
     }
 };
 
-export const verify = (
+const verify = (
     address: string,
     message: string,
     signature: string,
@@ -111,8 +111,14 @@ export const verify = (
     }
 };
 
-export const clear = (): ThunkAction => (dispatch: Dispatch): void => {
+const clear = (): ThunkAction => (dispatch: Dispatch): void => {
     dispatch({
         type: SIGN_VERIFY.CLEAR,
     });
+};
+
+export default {
+    sign,
+    verify,
+    clear,
 };

src/views/Wallet/views/Account/SignVerify/Container.js

@@ -3,7 +3,7 @@
 import { bindActionCreators } from 'redux';
 import { connect } from 'react-redux';
 
-import * as SignVerifyActions from 'actions/SignVerifyActions';
+import SignVerifyActions from 'actions/SignVerifyActions';
 import type { MapStateToProps, MapDispatchToProps } from 'react-redux';
 import type { State, Dispatch } from 'flowtype';
 import Component from './index';