tang: Update to version 7

Added License information.

Cleaned up Makefile for consistency between packages.

Added numerical prefixes to the patches for clarity.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

utils/tang/patches/010-makefile.patch

@@ -1,14 +1,11 @@
-diff --git a/Makefile.am b/Makefile.am
-index 14bf91d..dfa6d07 100644
 --- a/Makefile.am
 +++ b/Makefile.am
-@@ -1,5 +1,3 @@
+@@ -1,4 +1,3 @@
 -DISTCHECK_CONFIGURE_FLAGS = --with-systemdsystemunitdir=$$dc_install_base/$(systemdsystemunitdir)
--
- AM_CFLAGS = @TANG_CFLAGS@ @jose_CFLAGS@
- LDADD = @jose_LIBS@ @http_parser_LIBS@
- 
-@@ -7,21 +5,11 @@ nagiosdir = $(libdir)/nagios/plugins
+ BUILT_SOURCES=
+ CLEANFILES=
+ man1_MANS=
+@@ -10,13 +9,6 @@ LDADD = @jose_LIBS@ @http_parser_LIBS@
  cachedir = $(localstatedir)/cache/$(PACKAGE_NAME)
  jwkdir = $(localstatedir)/db/$(PACKAGE_NAME)
  
@@ -20,26 +17,15 @@ index 14bf91d..dfa6d07 100644
 -    units/tangd-keygen.service
 -
  dist_libexec_SCRIPTS = src/tangd-update src/tangd-keygen
+ dist_bin_SCRIPTS = src/tang-show-keys
  libexec_PROGRAMS = src/tangd
--nagios_PROGRAMS = src/tang
--man1_MANS = doc/tang-nagios.1
- man8_MANS = doc/tang.8
- 
- src_tangd_SOURCES = src/http.c src/http.h src/tangd.c
--src_tang_SOURCES = src/nagios.c
- 
- %: %.in
- 	$(AM_V_GEN)mkdir -p "`dirname "$@"`"
-@@ -32,11 +20,9 @@ src_tang_SOURCES = src/nagios.c
- 		$(srcdir)/$@.in > $@
- 
+@@ -52,9 +44,7 @@ src_tangd_SOURCES = src/http.c src/http.h src/tangd.c
  AM_TESTS_ENVIRONMENT = SD_ACTIVATE="@SD_ACTIVATE@" PATH=$(srcdir)/src:$(builddir)/src:$(PATH)
--TESTS = tests/adv tests/rec tests/nagios
-+TESTS = tests/adv tests/rec 
+ TESTS = tests/adv tests/rec
  
--CLEANFILES = $(nodist_systemdsystemunit_DATA)
+-CLEANFILES += $(nodist_systemdsystemunit_DATA)
  EXTRA_DIST = \
 -    $(foreach unit,$(nodist_systemdsystemunit_DATA),$(unit).in) \
      COPYING \
      $(TESTS) \
-     $(man1_MANS) \
+     $(man_ADOC_FILES)

utils/tang/patches/020-no-systemd.patch

@@ -1,5 +1,3 @@
-diff --git a/configure.ac b/configure.ac
-index b51bb31..4b37d30 100644
 --- a/configure.ac
 +++ b/configure.ac
 @@ -27,32 +27,6 @@ AC_CHECK_LIB([http_parser], [http_parser_execute],

utils/tang/patches/030-readlink.patch

@@ -1,5 +1,3 @@
-diff --git a/src/tangd-update b/src/tangd-update
-index 652dbef..01aa842 100755
 --- a/src/tangd-update
 +++ b/src/tangd-update
 @@ -33,8 +33,8 @@ fi