Update Travis CI

.travis.yml

@@ -1,13 +1,16 @@
-before_install:
-  - wget http://static.rust-lang.org/dist/rust-nightly-x86_64-unknown-linux-gnu.tar.gz
-  - tar xf rust-nightly-x86_64-unknown-linux-gnu.tar.gz
+language: rust
+os:
+    - linux
+    - osx
+env:
+    global:
+        - LD_LIBRARY_PATH: /usr/local/lib
 install:
-  - sudo ./rust-nightly-x86_64-unknown-linux-gnu/install.sh
-  - export LD_LIBRARY_PATH="/usr/local/lib/:$LD_LIBRARY_PATH"
   - wget http://www.libsdl.org/release/SDL2-2.0.0.tar.gz
   - tar -zxvf SDL2-2.0.0.tar.gz
   - cd SDL2-2.0.0
   - ./configure && make && sudo make install
   - cd -
 script:
+  - cargo build -v
   - make compile_demo

README.md

@@ -1,6 +1,4 @@
-# Rust-SDL2
-
-[![Build Status](https://travis-ci.org/AngryLawyer/rust-sdl2.png?branch=master)](https://travis-ci.org/AngryLawyer/rust-sdl2)
+# Rust-SDL2 [![Build Status](https://travis-ci.org/AngryLawyer/rust-sdl2.png)](https://travis-ci.org/AngryLawyer/rust-sdl2)
 
 Bindings for SDL2 in Rust