Add examples for #19
Add examples for #19

HermanEldering/oxyplot,zur003/oxyplot,shoelzer/oxyplot,olegtarasov/oxyplot,objorke/oxyplot,Kaplas80/oxyplot,Jofta/oxyplot,Isolocis/oxyplot,ze-pequeno/oxyplot,objorke/oxyplot,Jonarw/oxyplot,objorke/oxyplot,olegtarasov/oxyplot,Kaplas80/oxyplot,shoelzer/oxyplot,NilesDavis/oxyplot,DotNetDoctor/oxyplot,oxyplot/oxyplot,shoelzer/oxyplot,HermanEldering/oxyplot,DotNetDoctor/oxyplot