Run tests on all channels (#108)

* Run tests on all channels

* try using travis.ci rust support

.travis.yml

@@ -1,27 +1,5 @@
-lang: c
-after_success: |
-  [ $TRAVIS_BRANCH = master ] &&
-  [ $TRAVIS_PULL_REQUEST = false ] &&
-  cargo doc &&
-  echo "<meta http-equiv=refresh content=0;url=`echo $TRAVIS_REPO_SLUG | cut -d '/' -f 2`/index.html>" > target/doc/index.html &&
-  sudo pip install ghp-import &&
-  ghp-import -n target/doc &&
-  git push -fq https://${GH_TOKEN}@github.com/${TRAVIS_REPO_SLUG}.git gh-pages
-
-env:
-  matrix:
-    - CHANNEL='stable'
-    - CHANNEL='beta'
-    - CHANNEL='nightly'
-  global:
-  - secure: SZSxNqg9wiGx8EnJhifJ2kb/aCRcLim9TzTQyfurPqd8qVGkDOeVjTtbs+VTxLVXYtMJAz+YYnrQDwsu8kc/uYpQajU+gRMqNGEP5gNj3Ha5iNGDasAS6piIHQSMROayZ+D9g22nlGnjk8t9eZtLHC/Z8IWMCnjcIHvqMFY6cgI=
-
-install:
-    - curl -sf https://raw.githubusercontent.com/brson/multirust/master/blastoff.sh > ./rustup.sh
-    - chmod +x ./rustup.sh
-    - ./rustup.sh --yes
-
-script:
-    - multirust default $CHANNEL
-    - cargo build
-    - if [ $CHANNEL = 'nightly' ] ; then cargo test ; fi
+language: rust
+rust:
+    - stable
+    - beta
+    - nightly

tests/test.rs

@@ -1,5 +1,3 @@
-#![feature(proc_macro)]
-
 #[macro_use]
 extern crate serde_derive;