add compile.sh, based on Occigen env

Smilei/compile.sh

+#!/bin/bash
+
+module load intel/17.0 intelmpi/5.1.3.258 hdf5/1.8.14 qt python/2.7.13
+export CXXFLAGS+=" -xHost -O3 -ip  -inline-factor=1000 "
+
+cd Smilei
+make clean
+make -j20 config=verbose
+cd -
+

Smilei/machines/occigen-bdw/.gitignore

+*output