Update VSC cpp settings (#215)
Update VSC cpp settings (#215)

Use environment variable to point to home directory in
`c_cpp_properties.json` file, since node-gyp install
node.js header files into `.node-gyp` folder in
user home directory.

Signed-off-by: yhwang <f520643bf8cff572a9eb593b2aa4ab3c892470e2@ibm.com>
tensorflow/tfjs,tensorflow/tfjs-node,tensorflow/tfjs,tensorflow/tfjs-node,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs-node,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs-node,tensorflow/tfjs,tensorflow/tfjs,tensorflow/tfjs-node