Flag validation called on up and down

On kompose up and kompose down flag validation
was done which is validating flags that are not there
in kompose up and kompose down

cmd/convert.go

@@ -17,11 +17,12 @@ limitations under the License.
 package cmd
 
 import (
+	"strings"
+
 	"github.com/kubernetes-incubator/kompose/pkg/app"
 	"github.com/kubernetes-incubator/kompose/pkg/kobject"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
-	"strings"
 )
 
 var (

cmd/down.go

@@ -43,9 +43,6 @@ var downCmd = &cobra.Command{
 			Provider:  strings.ToLower(GlobalProvider),
 			EmptyVols: DownEmptyVols,
 		}
-
-		// Validate before doing anything else. Use "bundle" if passed in.
-		app.ValidateFlags(GlobalBundle, args, cmd, &DownOpt)
 	},
 	Run: func(cmd *cobra.Command, args []string) {
 		app.Down(DownOpt)

cmd/up.go

@@ -43,9 +43,6 @@ var upCmd = &cobra.Command{
 			Provider:  strings.ToLower(GlobalProvider),
 			EmptyVols: UpEmptyVols,
 		}
-
-		// Validate before doing anything else. Use "bundle" if passed in.
-		app.ValidateFlags(GlobalBundle, args, cmd, &UpOpt)
 	},
 	Run: func(cmd *cobra.Command, args []string) {
 		app.Up(UpOpt)

cmd/version.go

@@ -18,6 +18,7 @@ package cmd
 
 import (
 	"fmt"
+
 	"github.com/spf13/cobra"
 )