Merge branch 'it4i-salomon'

l/libarchive/libarchive-3.3.2.eb

+# IT4Innovations
+
+easyblock = 'CMakeMake'
+
+name = 'libarchive'
+version = '3.3.2'
+
+homepage = 'https://www.libarchive.org/'
+description = "Multi-format archive and compression library"
+
+toolchain = {'name': 'dummy', 'version': ''}
+toolchainopts = {'pic': True}
+
+source_urls = ['https://github.com/libarchive/libarchive/archive/']
+sources = ['v3.3.2.tar.gz']
+
+builddependencies = [
+   ('CMake', '3.9.1'),
+]
+
+dependencies = [
+   ('zlib', '1.2.11'),
+]
+
+moduleclass = 'lib'

s/Singularity/Singularity-2.5.1.eb

+# IT4Innovations 2018
+
+easyblock = 'ConfigureMake'
+
+name = 'Singularity'
+version = '2.5.1'
+
+homepage = 'http://singularity.lbl.gov/'
+description = """Singularity is a container platform focused on supporting \"Mobility of Compute\""""
+
+toolchain = {'name': 'dummy', 'version': ''}
+
+source_urls = ['https://github.com/singularityware/singularity/releases/download/%(version)s']
+sources = [SOURCELOWER_TAR_GZ]
+
+patches = [
+    'Singularity-2.4.4-build.patch',
+    'Singularity-2.4.4-functions.patch'
+]
+
+dependencies = [
+    ('squashfs-tools', '4.3'),
+    ('libarchive', '3.3.2'),
+]
+
+builddependencies = [('Autotools', '20150215')]
+
+preconfigopts = './autogen.sh && '
+
+# modluafooter = 'add_property("state","experimental")'
+
+moduleclass = 'tools'