use https on curl fetch

Author: eddelbuettel

.travis.yml

@@ -7,7 +7,7 @@ sudo: required
 dist: trusty
 
 before_install:
-  - curl -OLs http://eddelbuettel.github.io/r-travis/run.sh && chmod 0755 run.sh
+  - curl -OLs https://eddelbuettel.github.io/r-travis/run.sh && chmod 0755 run.sh
   # add our launchpad repo which has additional packages -- not needed here
   # - sudo add-apt-repository -y ppa:edd/misc
   - ./run.sh bootstrap

ChangeLog

@@ -1,3 +1,7 @@
+2017-08-26  Dirk Eddelbuettel  <edd@debian.org>
+
+	* .travis.yml (before_install): Use https for curl fetch
+
 2017-06-06  Yu Gong  <armgong@yahoo.com>
 
 	* inst/include/unsupported/Eigen/src/SparseExtra/MatrixMarketIterator.h: