fixing issue #108

percentage and text description will be shown now in PieChart
Merge pull request #117 from MrWooJ/fixing-Issue#108

fixing issue #108
fixing issue #104
Merge pull request #118 from MrWooJ/fixing-Issue#104

fixing issue #104
Merge pull request #119 from MrWooJ/fixing-Issue#70

Fixing issue#70
Fixed circlePath positioning
Merge pull request #120 from mrigo/fixedCirclePathPositioning

Fixed circlePath positioning
Fix circle chart position
Fix pie chart position
Merge branch 'feature/dynamic_value_update' into develop
update podspec
New calculateChartPath method
Add change value function
Add change value details
Change path
Change path value update
Add update x labels function
Update Y labels
Add bar chart labels update
Update bar chart update