small monitor/offsetbugfix update

-reworked monitor support (you are able to write on monitors through computer)
-fixed offset bugs
-couple of smaller bugfixes

source/project/objects/Slider.lua

@@ -60,8 +60,8 @@ local function Slider(name)
             return self
         end;
 
-        mouseClickHandler = function(self, event, button, x, y)
-            if (base.mouseClickHandler(self, event, button, x, y)) then
+        mouseHandler = function(self, event, button, x, y)
+            if (base.mouseHandler(self, event, button, x, y)) then
                 local obx, oby = self:getAbsolutePosition(self:getAnchorPosition())
                 if (((event == "mouse_click") or (event == "mouse_drag")) and (button == 1))or(event=="monitor_touch") then
                     if (barType == "horizontal") then