SpTBXLib fullsource for xe7

皮肤类控件，toolbar扩展控件； SpTBXLib is an add on package for TB2K components, it adds the following features: - Skins - Unicode support for items captions and hints properties. - Custom painting events. - Custom item size. - Anchored items. - Right aligned items. - Accel char handling. - Button, Label, Che