fix travis pkdown

b0c1743e · floriandeboissieu · cd088f5b · b0c1743e · b0c1743e
Commit b0c1743e authored Oct 28, 2019 by floriandeboissieu
--- a/.Rbuildignore
+++ b/.Rbuildignore
 ^.*\.Rproj$
 ^\.Rproj\.user$
+^doc
 ^examples
 ^TODO.md
 ^\.travis\.yml$

--- a/_pkgdown.yml
+++ b/_pkgdown.yml
+destination: docs