umi_tools: add singularity module

src/singularity_modules/umi_tools/1.0.0/build.sh

+#/bin/sh
+sudo singularity build --force bin/umi_tools:1.0.0.sif src/singularity_modules/umi_tools/1.0.0/umi_tools.def && \
+singularity sign bin/umi_tools:1.0.0.sif

src/singularity_modules/umi_tools/1.0.0/umi_tools.def

+Bootstrap: docker
+From: debian:stretch
+
+%labels
+MAINTAINER Laurent Modolo
+
+%post
+UMI_TOOLS_VERSION=1.0.0
+PACKAGES="bash \
+             python3 \
+             python3-dev \
+             python3-pip \
+             gcc"
+
+apt-get update && \
+apt-get install -y --no-install-recommends ${PACKAGES} && \
+apt-get clean
+
+pip3 install setuptools
+pip3 install umi_tools==${UMI_TOOLS_VERSION}
+
+%environment
+export UMI_TOOLS_VERSION=1.0.0
+
+%runscript
+exec /bin/bash "$@"