Add recipe for libcgroup package
user
```bitbake
#
# Base recipe: recipes-core/libcgroup/libcgroup_0.41.bb
# Base branch: jethro
#

SUMMARY = "Linux control group abstraction library"
DESCRIPTION = "libcgroup is a library that abstracts the control group file system \
in Linux. Control groups allow you to limit, account and isolate resource usage \
(CPU, memory, disk I/O, etc.) of groups of processes."

PR = "r0"

inherit debian-package

LICENSE = "LGPLv2.1"
LIC_FILES_CHKSUM = "file://COPYING;md5=2d5025d4aa3495befef8f17206a5b0a1"

inherit autotools pkgconfig

DEPENDS = "bison-native flex-native ${@bb.utils.contains('DISTRO_FEATURES', 'pam', 'libpam', '', d)}"

EXTRA_OECONF = "${@bb.utils.contains('DISTRO_FEATURES', 'pam', '--enable-pam-module-dir=${base_libdir}/security --enable-pam=yes', '--enable-pam=no', d)}"

do_install_append() {
	# Moving libcgroup to base_libdir
	if [ ! ${D}${libdir} -ef ${D}${base_libdir} ]; then
		mkdir -p ${D}/${base_libdir}/
		mv -f ${D}${libdir}/libcgroup.so.* ${D}${base_libdir}/
		rel_lib_prefix=`echo ${libdir} | sed 's,\(^/\|\)[^/][^/]*,..,g'`
		ln -sf ${rel_lib_prefix}${base_libdir}/libcgroup.so.1 ${D}${libdir}/libcgroup.so
	fi
	# pam modules in ${base_libdir}/security/ should be binary .so files, not symlinks.
	if [ -f ${D}${base_libdir}/security/pam_cgroup.so.0.0.0 ]; then
		mv -f ${D}${base_libdir}/security/pam_cgroup.so.0.0.0 ${D}${base_libdir}/security/pam_cgroup.so
		rm -f ${D}${base_libdir}/security/pam_cgroup.so.*
	fi
}

PACKAGES =+ "cgroup-tools libpam-cgroup"

FILES_cgroup-tools += "${bindir}/* ${sbindir}/*"
FILES_libpam-cgroup += "${base_libdir}/security/pam_cgroup.so*"
FILES_${PN}-dbg += "${base_libdir}/security/.debug"
FILES_${PN}-dev += "${base_libdir}/security/*.la"

# Rename package follow Debian
DEBIANNAME_${PN} = "${PN}1"
```
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