I should not only add the PPA but also install the Boost(er)

Signed-off-by: Torbjörn Klatt <[email protected]>

Author: torbjoernk

.travis.yml

@@ -17,7 +17,8 @@ before_install:
 
 install:
   - if [ "${CXX}" == "clang++" ]; then sudo apt-get -qq install clang-3.2; fi
-  - sudo apt-get install g++-4.8; # clang need it for libstdc++ update
+  - sudo apt-get install g++-4.8 # clang need it for libstdc++ update
+  - sudo apt-get install libboost1.53-all-dev
 
 before_script:
   # update compilers