Initial s390-tools-2.0.0 import

This commit is based on the s390-tools-1.39.0 version.

Changes on top of s390-tools-1.39.0:

 - Add MIT license to all source files
 - Add LICENSE file
 - Transform REAMDE to README.md (markdown)
 - Add AUTHORS.md file
 - Add CONTRIBUTING.md file
 - Move changelog from README to CHANGELOG.md file

Reviewed-by: Stefan Haberland <sth@linux.vnet.ibm.com>
Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>

.gitignore

@@ -0,0 +1,89 @@
+#
+# Ignore compiler generated files
+#
+*.o
+*.a
+*.d
+
+#
+# Ignore generated executables and other generated files
+#
+cmsfs-fuse/cmsfs-fuse
+cpacfstats/cpacfstats
+cpacfstats/cpacfstatsd
+cpumf/bin/chcpumf
+cpumf/bin/cpumf_helper
+cpumf/bin/lscpumf
+cpuplugd/cpuplugd
+dasdfmt/dasdfmt
+dasdinfo/dasdinfo
+dasdview/dasdview
+dump2tar/src/dump2tar
+fdasd/fdasd
+hmcdrvfs/hmcdrvfs
+hyptop/hyptop
+ip_watcher/xcec-bridge
+ipl_tools/chreipl
+ipl_tools/chshut
+ipl_tools/lsreipl
+ipl_tools/lsshut
+iucvterm/bin/chiucvallow
+iucvterm/bin/ts-shell
+iucvterm/etc/ts-shell.conf
+iucvterm/po/iucvterm.pot
+iucvterm/src/iucvconn
+iucvterm/src/iucvtty
+iucvterm/src/ttyrun
+iucvterm/test/test_afiucv
+libutil/util_base_example
+libutil/util_file_example
+libutil/util_libc_example
+libutil/util_opt_command_example
+libutil/util_opt_example
+libutil/util_panic_example
+libutil/util_path_example
+libutil/util_prg_example
+libutil/util_rec_example
+libutil/util_scandir_example
+libzds/libzds.a
+mon_tools/mon_fsstatd
+mon_tools/mon_procd
+osasnmpd/osasnmpd
+qetharp/qetharp
+qethqoat/qethqoat
+systemd/cpacfstatsd.service
+systemd/iucvtty-login@.service
+systemd/ttyrun-getty@.service
+tape390/tape390_crypt
+tape390/tape390_display
+tunedasd/src/tunedasd
+vmconvert/vmconvert
+vmcp/vmcp
+vmur/vmur
+zconf/chp/chchp
+zconf/chp/lschp
+zconf/css/lscss
+zconf/qeth/lsqeth
+zconf/scm/lsscm
+zconf/zcrypt/chzcrypt
+zconf/zcrypt/lszcrypt
+zdev/src/chzdev
+zdev/src/chzdev_usage.c
+zdev/src/lszdev
+zdev/src/lszdev_usage.c
+zdsfs/zdsfs
+zdump/zgetdump
+zfcpdump/cpioinit
+zfcpdump/zfcpdump_part
+zfcpdump/zfcpdump_part.rd
+ziomon/ziomon_mgr
+ziomon/ziomon_util
+ziomon/ziomon_zfcpdd
+ziomon/ziorep_traffic
+ziomon/ziorep_utilization
+zipl/boot/*.bin
+zipl/boot/*.exec
+zipl/boot/data.h
+zipl/src/chreipl_helper.device-mapper
+zipl/src/zipl
+zkey/zkey