Basics to draw bar charts
Correct max and min Y values calculations for zoom chart in case of several values
Left/Right indent inside grid
Control each series seporately if to fill it's graph with color
Don't rewrite top indent space (usually for selected point label) if it's predefined by user
Layout selected points every time grid is layouted
Update according new nciIsFill property API

now it's array with values for each series, not just single Bool object