Fix UI and doc of Share local network

ImGuiVisitor.cpp

@@ -1105,10 +1105,6 @@ void ImGuiVisitor::visit (DeviceSource& s)
 
 void ImGuiVisitor::visit (NetworkSource& s)
 {
-    ImGuiToolkit::Icon(s.icon().x, s.icon().y);
-    ImGui::SameLine(0, IMGUI_SAME_LINE);
-    ImGui::Text("Shared stream");
-
     ImGui::PushStyleColor(ImGuiCol_Text, ImVec4(IMGUI_COLOR_STREAM, 0.9f));
     ImGui::Text("%s", s.connection().c_str());
     ImGui::PopStyleColor(1);

NetworkSource.cpp

@@ -292,7 +292,7 @@ void NetworkStream::update()
             }
         }
         else {
-            Log::Warning("Connection was rejected by %s.\nMake sure it accepts connection and try again.", streamer_.name.c_str());
+            Log::Warning("Connection was rejected by %s.\nMake sure Sharing on local network is enabled and try again.", streamer_.name.c_str());
             failed_=true;
         }
     }

Streamer.cpp

@@ -243,7 +243,7 @@ void Streaming::refuseStream(const std::string &sender, int reply_to)
     // send OSC message to client
     socket.Send( p.Data(), p.Size() );
     // inform user
-    Log::Warning("A connection request for streaming came and was rejected.\nYou can Accept connections from the Output window.");
+    Log::Warning("A connection request for streaming came in and was refused.\nYou can enable the Sharing on local network from the menu of the Output window.");
 }
 
 void Streaming::addStream(const std::string &sender, int reply_to, const std::string &clientname)