travis: use Cutter setup script

.travis.yml

@@ -9,11 +9,8 @@ env:
   - MARIADB_VERSION=5.5.25
 install:
   - curl https://raw.github.com/groonga/groonga/master/data/travis/setup.sh | sh
-  - echo "deb-src http://packages.groonga.org/ubuntu/ $(lsb_release --short --codename) universe" | sudo tee --append /etc/apt/sources.list.d/groonga.list
-  - echo "deb http://downloads.sourceforge.net/project/cutter/ubuntu/ $(lsb_release --short --codename) main" | sudo tee /etc/apt/sources.list.d/cutter.list
-  - sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 1C837F31
-  - sudo apt-get update
-  - sudo apt-get -y install groonga-tokenizer-mecab cutter-testing-framework
+  - curl https://raw.github.com/clear-code/cutter/master/data/travis/setup.sh | sh
+  - sudo apt-get -y install groonga-tokenizer-mecab
 before_script:
   - tools/travis_before_script.sh
 script: