corrr 0.4.4

• Make colpair_map() more robust to input column names, with the exception of ".data" and ".env" (@jameslairdsmith, #131).

• correlate() now removes non-numeric columns from data frame inputs (@thisisdaryn, #139).

• autoplot.cor_df() method have been added for quick generation of correlation chart.

• network_plot() now allows the user the option to map the color range to the range of correlations that are in the input rdf (@thisisdaryn, #158).