set log level to info in examples

add verbose flag to vm-cli example

update readme for vm-cli example

examples/hotkeys/main.go

@@ -2,12 +2,17 @@ package main
 
 import (
 	"fmt"
-	"log"
+
+	log "github.com/sirupsen/logrus"
 
 	"github.com/eiannone/keyboard"
 	"github.com/onyx-and-iris/voicemeeter"
 )
 
+func init() {
+	log.SetLevel(log.InfoLevel)
+}
+
 func main() {
 	if err := keyboard.Open(); err != nil {
 		log.Fatal(err)