updated gg_grouplot to take bare unquoted input variables
added option to split correltable by strata variable, this allows for testting across a 2-level variable where values are presented for level1 in the upper and level2 in the lower triangle of the output matrix
scipub 1.2.1 2020-10-07
fixed gg_grouplot function
scipub 1.2.0 2020-09-22
added new gg_grouplot function
fixed issue in correltable
scipub 1.1.0 2020-06-04
added new partial_correltable function
fixed issue for FullTable1 arising from potential to be missing data for one group of a strata variable, e.g. symptom scores available for only patients but not for a healthy group
fixed cutempty behavior for correltable
fixed output behavior for apastat
scipub 1.0.0 2020-05-18
Added a NEWS.md file to track changes to the package.