Fixed build helper script.

script/build/test_shutdown.sh

@@ -15,7 +15,7 @@ if [ -f $SERVER_PID ]; then
    kill -9 $(cat $SERVER_PID)
 fi
 
-if WITH_DB; then
+if test $WITH_DB -eq 1; then
   script/build/test_cleanup.sh
 fi
 

script/build/test_startup.sh

@@ -4,7 +4,7 @@ APP_PORT=$2
 WS_PORT=$3
 WITH_DB=$4 || 0
 
-if WITH_DB; then
+if test $WITH_DB -eq 1; then
   script/bootstrap.sh
 fi