API CHANGE

Add a "groupadd" action to the sysadm/users class.
This will create a new group on the system
REQUIRED: "name"
OPTIONAL: "gid","users"

REST Request (example):
-------------------------------
PUT /sysadm/users
{
   "action" : "groupadd",
   "name" : "testgroup"
}

WebSocket Request:
-------------------------------
{
   "id" : "fooid",
   "namespace" : "sysadm",
   "args" : {
      "action" : "groupadd",
      "name" : "testgroup"
   },
   "name" : "users"
}

Response:
-------------------------------
{
  "args": {
    "result": "success"
  },
  "id": "fooid",
  "name": "response",
  "namespace": "sysadm"
}

src/server/WebBackend.cpp

@@ -936,6 +936,9 @@ RestOutputStruct::ExitCode WebSocket::EvaluateSysadmUserRequest(bool allaccess,
   }else if(action=="groupshow"){
     ok = sysadm::UserManager::listGroups(out, (allaccess ? "" : user) );
 
+  }else if(action=="groupadd" && allaccess){
+    ok = sysadm::UserManager::addGroup(out, in_args.toObject() );
+
   }else if(action=="personacrypt_init"){
     qDebug() << "got PC init request:" << in_args << allaccess << user;
     bool go = true;