trying ubuntu gcc package

.travis.yml

@@ -4,10 +4,7 @@ notifications:
 language: c
 
 before_script:
-  - travis_retry wget https://launchpad.net/gcc-arm-embedded/4.8/4.8-2014-q2-update/+download/gcc-arm-none-eabi-4_8-2014q2-20140609-linux.tar.bz2 -O gcc-arm-none-eabi.tar.bz2
-  - mkdir -p gcc-arm-none-eabi
-  - tar xjf gcc-arm-none-eabi.tar.bz2 -C gcc-arm-none-eabi --strip-components 1
-  - export PATH=$PATH:$PWD/gcc-arm-none-eabi/bin/
-  - echo $PATH
+  - sudo apt-get update -qq
+  - sudo apt-get install -y gcc-arm-none-eabi
 
 script: make BUILD_NUMBER=%{build_number}