Update CRAN comments

Author: lionel-

cran-comments.md

@@ -1,13 +1,15 @@
 
-Longer description, return values documented.
-
 ## Test environments
-* local OS X install, R 3.6.0
-* Travis Ubuntu: 3.2, 3.3, oldrel, release, devel
+* local OS X install, R 3.6.2
+* Travis Ubuntu: 3.2, 3.3, 3.4, 3.5, 3.6, devel
 * win-builder (devel and release)
 
+
 ## R CMD check results
 
 0 errors | 0 warnings | 1 note
 
-* This is a new release.
+
+## Reverse dependencies checks
+
+We ran full revdep checks and found no issues.