add new package : libfastcommon (#14303)

* add new package : libfastcommon

* update libfastcommon install()

var/spack/repos/builtin/packages/libfastcommon/package.py

+# Copyright 2013-2019 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack import *
+
+
+class Libfastcommon(Package):
+    """
+    Libfastcommon is a c common functions library extracted from my open
+    source project FastDFS. this library is very simple and stable.
+    functions including: string, logger, chain, hash, socket, ini file
+    reader, base64 encode / decode, url encode / decode, fast timer,
+    skiplist, object pool etc. detail info please see the c header files.
+    """
+
+    homepage = "https://github.com/happyfish100/libfastcommon"
+    url      = "https://github.com/happyfish100/libfastcommon/archive/V1.0.43.tar.gz"
+
+    version('1.0.43', sha256='05425aed8e6bc7ba283abba4e1bb500cc7f8c873c35bb86712d7123144a37b4c')
+    version('1.0.42', sha256='653c781b8e19a53f69aa8b1d823a832270e310438385f4c176a337304c03bc52')
+    version('1.0.41', sha256='23cc5900bdf82fe907084deaf4e36a4f1857ac2a7378a2999a6c806bd3b22562')
+    version('1.0.40', sha256='ebb89a1bfeb5b140f596fd3e2a0ff202420be05a4d80ef67ddcfdbb248b9fef8')
+    version('1.0.39', sha256='72ca36f83f3453564ca09d2d0c31354b868cf52ef5a24cfb15e66d0e505c90ac')
+
+    def install(self, spec, prefix):
+        sh = which('sh')
+        sh('make.sh')
+        sh('make.sh', 'install')
+        install_tree('.', prefix)