[console] add dedicated output functions

Author: Mathieu Grzybek

utils/console.go

@@ -0,0 +1,17 @@
+package utils
+
+import (
+	"fmt"
+	"encoding/json"
+)
+
+func PrintStruct(v interface{}) {
+	j, _ := json.Marshal(v)
+	fmt.Println(string(j))
+}
+
+func PrintStructs(v []interface{}) {
+	for i := range(v) {
+		PrintStruct(i)
+	}
+}