implement chat colors, rework on UI layout update system

modules/game_console/console.otui

@@ -0,0 +1,33 @@
+ConsoleLabel < UILabel
+  font: verdana-11px-antialised
+  height: 14
+  color: yellow
+
+Panel
+  id: consolePanel
+  anchors.fill: parent
+
+  Panel
+    id: consoleBuffer
+    anchors.top: parent.top
+    anchors.left: parent.left
+    anchors.right: parent.right
+    anchors.bottom: consoleLineEdit.top
+    margin-right: 6
+    margin-left: 6
+    margin-bottom: 2
+    margin-top: 6
+    layout:
+      type: verticalBox
+      align-bottom: true
+    focusable: false
+
+  LineEdit
+    id: consoleLineEdit
+    anchors.left: parent.left
+    anchors.right: parent.right
+    anchors.bottom: parent.bottom
+    margin-right: 6
+    margin-left: 6
+    margin-bottom: 6
+    always-active: true