dev
Moved out calculation of height limits for linear chart to single place.
Fixed crash in non-stack bar chart view when hide selected point.
Added ability to use BarChartView as non-stack as well.
Added ability to hide part of info on chart ruler when line is filtered.
Created abstract chart view class.
Moved class of line ratio for double linear chart from private space.
Improved limits of zoomed in slider in footer for stack linear chart.
Fixed display of zoomed days in pie chart view.
Added animation to pie chart while changing its parts.
Fix build with GCC.
Removed redundant semicolons from code.