Moved golang.org/x/net/context to context

commands/configtest.go

@@ -18,6 +18,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 package commands
 
 import (
+	"context"
 	"flag"
 	"io/ioutil"
 	"os"
@@ -26,7 +27,6 @@ import (
 
 	"github.com/Sirupsen/logrus"
 	"github.com/google/subcommands"
-	"golang.org/x/net/context"
 
 	c "github.com/future-architect/vuls/config"
 	"github.com/future-architect/vuls/scan"