Merge pull request #991 from rocker-org/master

updates r-base to R 3.2.2 released a few days ago

library/r-base

@@ -1,6 +1,6 @@
 # maintainer: "Carl Boettiger" <[email protected]> (@cboettig)
 # maintainer: "Dirk Eddelbuettel" <[email protected]> (@eddelbuettel)
 
-3.2.1: git://github.com/rocker-org/rocker@9f26417d0987d0b8517491270da0541aa9b754cc r-base
-latest: git://github.com/rocker-org/rocker@9f26417d0987d0b8517491270da0541aa9b754cc r-base
+3.2.2: git://github.com/rocker-org/rocker@ee6e1da2e7020978a6aaf3916f8aba9edd16e72d r-base
+latest: git://github.com/rocker-org/rocker@ee6e1da2e7020978a6aaf3916f8aba9edd16e72d r-base