Use cpp for languae and skip Python 2.7.6 #22

Signed-off-by: Philippe Ombredanne <pombredanne@nexb.com>

Author: pombredanne

.travis.yml

@@ -1,10 +1,13 @@
+# This deliberately is not "python" as a work-around to support
+# multi-os builds with custom Python versions in Travis CI.
+language: cpp
+
 os: 
   - osx
   - linux 
 
 env:
     matrix:
-        - PYTHON_EXE="`pyenv install -s 2.7.6 && pyenv local 2.7.6`"
         - PYTHON_EXE="`pyenv install -s 2.7.13 && pyenv local 2.7.13`"
         - PYTHON_EXE="`pyenv install -s 3.5.3 && pyenv local 3.5.3`"
         - PYTHON_EXE="`pyenv install -s 3.6.1 && pyenv local 3.6.1`"