ci: reformat

Author: BurntSushi

.travis.yml

@@ -2,23 +2,23 @@ dist: trusty
 sudo: false
 language: rust
 rust:
-  - 1.12.0
-  - stable
-  - beta
-  - nightly
+- 1.12.0
+- stable
+- beta
+- nightly
 script: ci/script.sh
 addons:
   apt:
     packages:
-      - libcurl4-openssl-dev
-      - libelf-dev
-      - libdw-dev
-      - binutils-dev
-      - wget
-      - clang-3.6
-      - cmake
-      - python
-      - python-virtualenv
+    - libcurl4-openssl-dev
+    - libelf-dev
+    - libdw-dev
+    - binutils-dev
+    - wget
+    - clang-3.6
+    - cmake
+    - python
+    - python-virtualenv
 after_success: ci/after_success.sh
 env:
   global:
@@ -28,5 +28,5 @@ notifications:
     on_success: never
 branches:
   only:
-    - master
-    - auto
+  - master
+  - auto