#87 - WebPopupPainter fixed for zero shadeWidth/round case
#86 - WebFileDrop settings and selected files fix
#85 - WebRootPaneUI maximize is now disabled on title double-click when maximize button is hidden
Major improvements in StyleManager and skin installation behavior
Default style painters are now also custom and moved into separate skin package
Redundant PainterMethods interface and its implementations removed
From now on all specific style settings will be contained inside painters only
PanelPainter support added, WebPanel and WebPanelUI classes upgraded
NinePatchIcon painting within custom bounds fixed
WebScrollBarUI preferred size fix