assigned L.geoJson to var geojsonLayer for ability to resetStyle on mous...

Hi Ramanth,

Fantastic work with rCharts!  Here's a very minor suggested tweak to your charts.R to enable mouseout style resetting similar to http://leafletjs.com/examples/choropleth.html, as demonstrated in line 51 of added example10.R. Hope this makes sense.

Thanks for your great work, Ben