bug report module

* change modules authors and website
* avoid anchors recursivity crash
* update README

modules/game_playertrade/playertrade.lua

@@ -1,7 +1,46 @@
 PlayerTrade = {}
 
+-- g_game.inspectTrade(counterOffer, index)
+-- g_game.acceptTrade()
+-- g_game.rejectTrade()
+
+local tradeWindow
+
+local function createTrade()
+  if tradeWindow then
+    tradeWindow:destroy()
+    tradeWindow = nil
+  end
+
+  tradeWindow = createWidget('TradeWindow', rootWidget)
+end
+
+local function onOwnTrade(name, items)
+  local firstItem = items[1]
+
+  local tradeItemWidget = tradeWindow:getChildById('tradeItem')
+  tradeItemWidget:setItem(firstItem)
+end
+
+local function onCounterTrade(name, items)
+
+end
+
+local function onCloseTrade()
+  tradeWindow:destroy()
+  tradeWindow = nil
+end
+
 function PlayerTrade.init()
+  importStyle 'tradewindow.otui'
+
+  connect(g_game, { onOwnTrade = onGameOwnTrade,
+                    onCounterTrade = onGameCounterTrade,
+                    onCloseTrade = onGameCloseTrade })
 end
 
 function PlayerTrade.terminate()
+  disconnect(g_game, { onOwnTrade = onGameOwnTrade,
+                       onCounterTrade = onGameCounterTrade,
+                       onCloseTrade = onGameCloseTrade })
 end