Added sourcing of flow directory to set_env

set_env.sh

@@ -37,4 +37,7 @@ for d in $SHA_2_ACC_DIR/* ; do
             source $d/set_env.sh
         fi
     fi
-done
\ No newline at end of file
+done
+
+# Add Flow directory to Path
+export PATH="$PATH:/$SHA_2_ACC_DIR/flow"
\ No newline at end of file