Bump version to 1.6.0.1 and update NEWS

Updated the package version in DESCRIPTION to 1.6.0.1 and added a corresponding entry in NEWS.md to reflect recent changes and improvements.

Author: smasongarrison

DESCRIPTION

@@ -1,6 +1,6 @@
 Package: BGmisc
 Title: An R Package for Extended Behavior Genetics Analysis
-Version: 1.6.0
+Version: 1.6.0.1
 Authors@R: c(
     person("S. Mason", "Garrison", , "garrissm@wfu.edu", role = c("aut", "cre"),
            comment = c(ORCID = "0000-0002-4804-6003")),

NEWS.md

@@ -1,10 +1,9 @@
 # BGmisc NEWS
 # Development version: 1.6.0.9000
 
+# BGmisc 1.6.0.1
 * Add helper functions for checkParents etc
 * fixed incorrect direction so that parents are pointing to children in the graphs
-
-# BGmisc 1.6
 * Optimize  simulatePedigree and helpers for speed and memory usage
 * Major gains in speed for deeper pedigrees
 * Added more tests for simulatePedigree