Merge pull request #52 from syberia/update_travis

Update to Travis-CI R

.travis.yml

@@ -1,18 +1,31 @@
-language: c
+language: r
+sudo: required
+cache: packages
 dist: trusty
-before_install:
-- curl -OL http://raw.github.com/craigcitro/r-travis/master/scripts/travis-tool.sh
-- chmod 755 ./travis-tool.sh
-- "./travis-tool.sh bootstrap"
-install:
-- "./travis-tool.sh install_github syberia/stagerunner robertzk/mungebits robertzk/testthatsomemore kirillseva/covr"
-- "./travis-tool.sh install_deps"
-- "./travis-tool.sh install_r testthat microbenchmark"
-script: "./travis-tool.sh run_tests"
-after_failure:
-- "./travis-tool.sh dump_logs"
+r:
+    - oldrel
+    - release
+    - devel
+r_github_packages:
+    - syberia/stagerunner
+    - robertzk/testthatsomemore
+    - kirillseva/covr
+    - robertzk/mungebits
+
+r_binary_packages:
+    - roxygen2
+    - testthat
+    - microbenchmark
+    - crayon
+    - httr
+    - jsonlite
+    - whisker
+    - shiny
+    - devtools
+
 after_success:
   - "Rscript -e 'library(covr);coveralls()'"
+
 notifications:
   webhooks:
     urls:
@@ -28,7 +41,6 @@ notifications:
     template:
     - "%{repository}#%{build_number} (%{branch} - %{commit} : %{author}): %{message}
       | Details: %{build_url} | Changes: %{compare_url}"
-sudo: true 
 env:
   - global:
     - WARNINGS_ARE_ERRORS=1