fix cpp deploy (#468)

apps/cpp_deploy/run_example.sh

 #!/bin/bash
 echo "Build the libraries.."
+mkdir -p lib
 make
 echo "Run the example"
 export LD_LIBRARY_PATH=../../lib
 export DYLD_LIBRARY_PATH=../../lib
-lib/cpp_deploy
\ No newline at end of file
+lib/cpp_deploy