message: Added a travis build that will run the unittests.
diff: @@ -21,6 +21,13 @@ matrix:
  CODECOV=NO
  MFEM_TEST_TARGET=test
  #
  + - os: linux
  + compiler: gcc
  + env: DEBUG=NO
  + MPI=NO
  + CODECOV=NO
  + MFEM_TEST_TARGET=unittest
  + #
  - os: linux
  compiler: gcc
  addons:
  