ucsc: add singularity files

src/singularity_modules/ucsc/375/build.sh

+#/bin/sh
+sudo singularity build --force bin/ucsc:375.sif src/singularity_modules/ucsc/375/ucsc.def
+singularity sign bin/ucsc:375.sif

src/singularity_modules/ucsc/375/ucsc.def

+Bootstrap: docker
+From: debian:jessie
+
+%labels
+MAINTAINER Laurent Modolo
+
+%post
+UCSC_VERSION=375
+PACKAGES="apt-utils \
+             curl \
+             build-essential \
+             libssl-dev \
+             libpng-dev \
+             uuid-dev \
+             libmysqlclient-dev \
+             rsync"
+
+apt-get update && \
+apt-get install -y --no-install-recommends ${PACKAGES} && \
+apt-get clean
+
+curl -k -L http://hgdownload.soe.ucsc.edu/admin/exe/userApps.v${UCSC_VERSION}.src.tgz -o userApps.v${UCSC_VERSION}.src.tgz &&\
+tar xvf userApps.v${UCSC_VERSION}.src.tgz &&\
+cd userApps/ && \
+make &&\
+cd .. &&\
+mv userApps/bin/* /usr/bin/ &&\
+rm -R userApps.v${UCSC_VERSION}.src.tgz &&\
+rm -R userApps
+
+%environment
+export UCSC_VERSION=375
+
+%runscript
+exec /bin/bash "$@"
+