Added quickrefs for dictionaries, getting started with arrays, for, matrices, other plots, savefig, using python modules.
Creating scatter plot:\\
{\ex \lstinline| scatter(x, y)|}
Creating pie chart:\\
{\ex \lstinline| pie(p, labels=l)|}
Creating bar chart:\\
{\ex \lstinline| bar(x, y)|}
Creating log-log chart:\\
{\ex \lstinline| loglog(x, y)|}