Print json-serializable in adduser and showgroup

src/phicli

@@ -63,8 +63,10 @@ def adduser(uid):
 
     # Check
     user = get_user_by_uid(client, uid)
-    print()
-    print(pp(user))
+    if not SHOW_PASSWORDS:
+        user.pop("password")
+
+    print(JSON_ENC.encode(sanitize(user)))
 
 
 @cli.register("delete an user", ["user identifier"])
@@ -89,7 +91,7 @@ def showgroup(cn):
         print("Group {} not found".format(gcn))
         return
 
-    print(pp(group))
+    print(JSON_ENC.encode(sanitize(group)))
 
 
 @cli.register("list all groups")