Add the r-gdata package for the graphical rscript

[abhi18av]

Part II. Summary pie chart plot from the downloaded xls files.
Prerequisites:

R
R package: gdata

Input:
https://github.com/xiaeryu/SpoTyping-v2.0/tree/master/SpoTyping-v2.0-commandLine#part-ii-summary-pie-chart-plot-from-the-downloaded-xls-files

The xls file downloaded from SITVIT WEB.
Output:

A pdf file with the information in the xls file summarized with pie charts.
Usage:

Rscript SpoTyping_plot.r query_from_SITVIT.xls output.pdf

An example call:
Rscript SpoTypint_plot.r SITVIT_ONLINE.777777477760771.xls SITVIT_ONLINE.777777477760771.pdf