fix: correct stickler issues

plugins/apps/subcommands.go

@@ -183,5 +183,5 @@ func CommandUnlock(args []string) error {
 		return nil
 	}
 
-	return errors.New("Unable to remove deploy lock.")
+	return errors.New("Unable to remove deploy lock")
 }

plugins/apps/triggers.go

@@ -7,7 +7,7 @@ import (
 	"github.com/dokku/dokku/plugins/common"
 )
 
-// TriggerAppCreateis a trigger to create an app
+// TriggerAppCreate is a trigger to create an app
 func TriggerAppCreate(appName string) error {
 	return createApp(appName)
 }