Restructure the library layers

src/base/wapp_base.h

@@ -0,0 +1,13 @@
+// vim:fileencoding=utf-8:foldmethod=marker
+
+#ifndef WAPP_BASE_H
+#define WAPP_BASE_H
+
+#include "dbl_list/dbl_list.h"
+#include "array/array.h"
+#include "mem/allocator/mem_allocator.h"
+#include "mem/utils/mem_utils.h"
+#include "strings/str8/str8.h"
+#include "../common/wapp_common.h"
+
+#endif // !WAPP_BASE_H