Try to build on Eos

* Load boost

.gitignore

+build/*

.gitlab-ci.yml

+stages:
+- build
+
+build:eos:
+  script:
+  - ./build-eos.sh
+  tags:
+  - eos
+  stage: build

build-eos.sh

+#!/bin/bash
+module swap PrgEnv-intel PrgEnv-gnu
+module swap gcc gcc/6.1.0
+module load cmake3
+module load boost
+mkdir -p build/eos
+cd build/eos
+cmake ../..
+make