Revert "test"

This reverts commit 3eb75eb46587d72d88fc089ac5770b2bcdca2af1.

core/README.md

@@ -1,9 +0,0 @@
-#User Guide
-
-##Introduction
-
-This project aims to demonstrate wasm app management and programming model of WAMR.
-
-##Build all binaries
-Execute the build.sh script then all binaries including wasm application files would be generated in 'out' directory.
-`./build.sh`