Go back to R 3.5

jeroen · jeroen · commit 64024883cc06 · 2018-05-16T11:30:23.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -4,8 +4,6 @@ latex: false
 fortran: false
 r_build_args: '--no-build-vignettes'
 
-r: 3.4
-
 matrix:
   include:
     - os: linux
