gui: more lua support + 'coord' renamed to 'pos'

src/frontend/gui/gui_xml.cpp

@@ -25,8 +25,8 @@ static void _readUINode(UiXmlReader& reader, xml::xmlelement element, UINode& no
     if (element->has("id")) {
         node.setId(element->attr("id").getText());
     }
-    if (element->has("coord")) {
-        node.setCoord(element->attr("coord").asVec2());
+    if (element->has("pos")) {
+        node.setCoord(element->attr("pos").asVec2());
     }
     if (element->has("size")) {
         node.setSize(element->attr("size").asVec2());

src/frontend/hud.cpp

@@ -571,7 +571,7 @@ void Hud::draw(const GfxContext& ctx){
 
         glm::vec2 invSize = inventoryView->getSize();
         inventoryView->setCoord(glm::vec2(
-            glm::min(width/2-invSize.x/2, width-caWidth-10-invSize.x), 
+            glm::min(width/2-invSize.x/2, width-caWidth-10-invSize.x),  
             height/2-invSize.y/2
         ));
     }