[GPU-Plugin] Add basic continuous integration for GPU plugin. (#2431)

tests/ci_build/Dockerfile.gpu

@@ -0,0 +1,16 @@
+FROM nvidia/cuda:8.0-devel-ubuntu14.04
+
+RUN apt-get update && apt-get -y upgrade
+# CMAKE
+RUN sudo apt-get install -y build-essential
+RUN apt-get install -y wget
+RUN wget http://www.cmake.org/files/v3.5/cmake-3.5.2.tar.gz 
+RUN tar -xvzf cmake-3.5.2.tar.gz 
+RUN cd cmake-3.5.2/ && ./configure && make && sudo make install
+
+# BLAS
+RUN apt-get install -y libatlas-base-dev
+
+# PYTHON2
+RUN apt-get install -y python-setuptools python-pip python-dev unzip gfortran
+RUN pip install numpy nose scipy scikit-learn