sambamba: add singularity files

src/singularity_modules/sambamba/0.6.7/build.sh

+#/bin/sh
+sudo singularity build --force /bin/sambamba:0.6.7.sif src/singularity_modules/sambamba/0.6.7/sambamba.def

src/singularity_modules/sambamba/0.6.7/sambamba.def

+Bootstrap: docker
+From: ubuntu:18.04
+
+%labels
+MAINTAINER Laurent Modolo
+
+%post
+SAMBAMBA_VERSION=0.6.7
+PACKAGES="curl=7.58.0* \
+ca-certificates=20180409 \
+build-essential=12.4* \
+zlib1g-dev=1:1.2.11*"
+
+apt-get update && \
+apt-get install -y --no-install-recommends ${PACKAGES} && \
+apt-get clean
+
+curl -k -L https://github.com/biod/sambamba/releases/download/v${SAMBAMBA_VERSION}/sambamba_v${SAMBAMBA_VERSION}_linux.tar.bz2 -o sambamba_v${SAMBAMBA_VERSION}_linux.tar.bz2 && \
+tar xvjf sambamba_v${SAMBAMBA_VERSION}_linux.tar.bz2 && \
+mv sambamba /usr/bin/ && \
+rm -R sambamba_v${SAMBAMBA_VERSION}_linux*
+
+%environment
+export SAMBAMBA_VERSION=0.6.7
+
+%runscript
+exec /bin/bash "$@"