v1.2

• Implemented n x n model fitting
• Added new 3 x 3 data sets
• Improved plotting interface

v1.1

• Added anova.grt method for nested model comparison
• Clarified default plot.grt labels to use subscripts instead of "aa", "ab", etc.
• Fixed AIC.c computation
• Brought up-to-date with CRAN standards

v1.0

Initial public release for CRAN