+ fixing coverall

.coveralls.yml

-service_name: travis-pro
-repo_token: F9bs4Nop10JRgqPQXRcifyQKYhb3FczkS

.travis.yml

@@ -2,13 +2,14 @@ language: cpp
 
 compiler:
   - gcc
+  - clang
 
 before_install:
   - sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y
   - sudo apt-get update -qq
   - if [ "$CXX" = "g++" ]; then sudo apt-get install -qq g++-4.8; fi
   - if [ "$CXX" = "g++" ]; then export CXX="g++-4.8" CC="gcc-4.8"; fi
-  - sudo pip install cpp-coveralls
+  - sudo pip install cpp-coveralls yaml
 
 before_script:
   - autoreconf -iv