Update .travis.yml

dyerti · web-flow · commit 087435cbfacd · 2016-07-02T09:27:55.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,10 @@
+os:
+  - linux
+  - osx
+
 language: rust
 
-before_install:
-  - sudo apt-get update
-  - sudo apt-get install libusb-1.0-0-dev
+addons:
+  apt:
+    packages:
+      - libusb-1.0-0-dev
