travis: add intial travis ci config file
travis: add intial travis ci config file

Add initial yaml config file for Travis CI:

    https://travis-ci.org/

This version tests DPDK compilation with gcc and clang.

Closes issue #4.

Signed-off-by: John McNamara <af31595c36a4239b9676e9b3a777d3e2f15a6c4d@intel.com>

phermansson/dpdk,phermansson/dpdk,phermansson/dpdk,phermansson/dpdk