Merge pull request #135 from servo/Manishearth-patch-1

Travis uses stable by default now; r=Ms2ger

Author: Ms2ger

.travis.yml

@@ -4,5 +4,6 @@ branches:
       - servo
 
 language: rust
+rust: nightly
 script: scripts/travis-build.sh
 after_success: curl https://raw.githubusercontent.com/kmcallister/travis-doc-upload/master/travis-doc-upload.sh | sh