WIP: Merge from shuo's github

Let's use this repository for development.

Please use .cxx for your C++ code. .c is for C code.

batch/slurm/cool_halls.sh

-#!/bin/bash
-#SBATch --account=jlab
-#SBATCH -N1
-#SBATCH -n1
-#SBATCH --time=00:25:00          # Run time in hh:mm:ss
-#SBATCH --mem-per-cpu=2048       # Maximum memory required per CPU (in megabytes)
-#SBATCH --job-name=singularity-test
-#SBATCH --output=out/slurm-%A_%a.out
-#SBATCH --error=out/slurm-%A_%a.err
-
-for arun in $(seq 6000 6100) ; do
-
-  srun -l bash batch/slurm/run_singularity.sh bin/hc_coin -r $arun -n 100000 &
-
-done
-
-wait