Add gitlab CI configuration file

.gitlab-ci.yml

+before_script:
+  - apt-get update -qq && apt-get install -y -qq python cmake python-dev libblas-dev liblapacke-dev libatlas-base-dev libatlas-dev gcc libgfortran3 libgcc1 libgcc-4.9-dev gfortran python-pip openmpi-bin libopenmpi-dev libhdf5-openmpi-dev python-numpy python-scipy python-pyopencl python-scitools libfftw3-dev libfftw3-mpi-dev python-pytest cython
+  - pip install --upgrade pip
+  - pip install --upgrade setuptools
+  - pip install mpi4py
+  - pip install sphinx
+  - pip install wheel
+  - wget https://pypi.python.org/packages/22/82/64dada5382a60471f85f16eb7d01cc1a9620aea855cd665609adf6fdbb0d/h5py-2.6.0.tar.gz
+  - tar -zxvf h5py-2.6.0.tar.gz
+  - cd h5py-2.6.0
+  - export CC=mpicc
+  - python setup.py configure --mpi --hdf5=/usr/
+  - python setup.py install
+  - cd ..
+
+build_job:
+  stage: build
+  script:
+    - mkdir build/
+    - cd build
+    - cmake -D CMAKE_BUILD_TYPE=Debug -DWITH_LIB_CXX=OFF ..
+    - make
+
+