message: Fix PATH to include the coveralls directory on mac.
diff: @@ -64,8 +64,11 @@ before_install:
  # Install tool to upload code coverage reports to coveralls.io
  - if [ "$CODECOV" == "YES" ]; then
  + export PYTHONUSERBASE=$HOME/local;
  + echo "Using PYTHONUSERBASE=$PYTHONUSERBASE"
  pip install --user cpp-coveralls;
  pip install --user pyyaml;
  + PATH=$HOME/local/bin;
  fi
  # Update environment to find g++ 4.9 installation first.
  