removed some debug

script/install_phantomjs

@@ -7,10 +7,8 @@ if [ "$(phantomjs --version)" != '2.1.1' ]; then
   mkdir -p "$PWD/travis_phantomjs"
   cd "$PWD/travis_phantomjs"
   wget "$PHANTOM_URL"
-  ls -l
   tar -vjxf phantomjs-2.1.1-linux-x86_64.tar.bz2
-  find
 fi
 
 which phantomjs
-phantomjs --version
+phantomjs --version