fix setup

frameworks/Go/go-std/benchmark_config.json

@@ -90,7 +90,7 @@
       "versus": "go"
     },
     "postgres": {
-      "setup_file": "setup",
+      "setup_file": "setup_postgres",
       "db_url": "/db",
       "query_url": "/queries?queries=",
       "fortune_url": "/fortune",

frameworks/Go/go-std/setup.sh

@@ -2,4 +2,6 @@
 
 fw_depends go
 
+go get github.com/go-sql-driver/mysql
+
 go run hello_mysql.go &

frameworks/Go/go-std/setup_prefork.sh

@@ -2,4 +2,6 @@
 
 fw_depends go
 
+go get github.com/go-sql-driver/mysql
+
 go run hello_mysql.go -prefork &