add README

GiGaMall/GiGaMall.h

@@ -0,0 +1,13 @@
+//
+//  GiGaMall.h
+//  GiGaMall
+//
+//  Created by lianxiang on 2019/3/7.
+//  Copyright © 2019年 com.shanghaigigamall.ios. All rights reserved.
+//
+
+#ifndef GiGaMall_h
+#define GiGaMall_h
+
+
+#endif /* GiGaMall_h */

GiGaMall/GiGaMall.pch

@@ -0,0 +1,15 @@
+//
+//  GiGaMall.pch
+//  GiGaMall
+//
+//  Created by lianxiang on 2019/3/7.
+//  Copyright © 2019年 com.shanghaigigamall.ios. All rights reserved.
+//
+
+#ifndef GiGaMall_pch
+#define GiGaMall_pch
+
+// Include any system framework and library headers here that should be included in all compilation units.
+// You will also need to set the Prefix Header build setting of one or more of your targets to reference this file.
+
+#endif /* GiGaMall_pch */