small fixup to .travis.yml

move the moreutils installation to after the apt-get update
use qq option to prevent timeout due to some unexepcted user query

.travis.yml

@@ -20,10 +20,10 @@ before_install:
     - if [ "$CXX" = "g++" ]; then time sudo apt-get update -qq; fi
     - if [ "$CXX" = "g++" ]; then time sudo apt-get install g++-4.8; fi
     - if [ "$CXX" = "g++" ]; then export CXX="g++-4.8"; fi
-    - if [ "$CXX" = "clang++" ]; then time sudo apt-get install moreutils; fi
 install:
     - time sudo apt-get update -qq
     - time sudo apt-get install -qq libboost-iostreams-dev libboost-program-options-dev libboost-regex-dev libboost-system-dev libboost-test-dev libcairo2-dev libfribidi-dev libpango1.0-dev libsdl-image1.2-dev libsdl-mixer1.2-dev libsdl-net1.2-dev libsdl-ttf2.0-dev
+    - if [ "$CXX" = "clang++" ]; then time sudo apt-get install -qq moreutils; fi
 script: 
     - if [ "$CXX" = "clang++" ]; then time ./utils/travis/check_utf8.sh; fi
     - scons cxxtool=$CXX --debug=time strict=$STRICT_COMPILATION $TARGETS