Fix gofmt and golint on master, after merges

pkg/minikube/bootstrapper/bsutil/kverify/kverify.go

@@ -231,6 +231,7 @@ func WaitForHealthyAPIServer(r cruntime.Manager, bs bootstrapper.Bootstrapper, c
 	return nil
 }
 
+// APIServerVersionMatch checks if the server version matches the expected
 func APIServerVersionMatch(client *kubernetes.Clientset, expected string) error {
 	vi, err := client.ServerVersion()
 	if err != nil {

pkg/minikube/bootstrapper/certs.go

@@ -129,6 +129,7 @@ func SetupCerts(cmd command.Runner, k8s config.KubernetesConfig, n config.Node)
 	return copyableFiles, nil
 }
 
+// CACerts has cert and key for CA (and Proxy)
 type CACerts struct {
 	caCert    string
 	caKey     string

pkg/minikube/mustload/mustload.go

@@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-// mustload loads minikube clusters, exiting with user-friendly messages
+// Package mustload loads minikube clusters, exiting with user-friendly messages
 package mustload
 
 import (
@@ -37,6 +37,7 @@ import (
 	"k8s.io/minikube/pkg/minikube/out"
 )
 
+// ClusterController holds all the needed information for a minikube cluster
 type ClusterController struct {
 	Config   *config.ClusterConfig
 	API      libmachine.API

pkg/minikube/tunnel/route_freebsd.go

@@ -164,5 +164,3 @@ func (router *osRouter) Cleanup(route *Route) error {
 	}
 	return nil
 }
-
-