Merge pull request #120 from notandy/fix-travis-ci

probably fix travis ci

.travis.yml

@@ -1,11 +1,15 @@
 language: c
 
+sudo: required
+dist: precise
+
 compiler: 
   - gcc
   - clang
 
 before_install:
-  - sudo apt-get install -qq libmpdclient-dev cmake
+  - sudo apt-get -qq update
+  - sudo apt-get install -y libmpdclient-dev cmake
   - mkdir build
   - cd build
   - cmake -D CMAKE_BUILD_TYPE=DEBUG ..