gravity 1.1
- Updated maintainer’s email
 
- Avoids 1:NROW() and uses seq_len() instead
 
gravity 1.0
- Corrects CRAN warnings in DESCRIPTION
 
gravity 0.9.9
- Added a 
NEWS.md file to track changes to the
package. 
- Fixes warnings about “The 
add argument of
group_by() is deprecated as of dplyr 1.0.0.”