elfutils: Upgrade to v0.155

*license changed to GPLv3
*several patches were absolete so I removed them
*redhat-portability & redhat-robustify backported from
 latest elfutils-portability & elfutils-robustify from
 upstream

(From OE-Core rev: 6edbaf14f875b7759672e8d118c59a01dbdeb853)

Signed-off-by: Radu Moisan <radu.moisan@intel.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/elfutils/elfutils-0.155/dso-link-change.patch

@@ -0,0 +1,32 @@
+Upstream-Status: Pending
+
+# This patch makes the link to the dependencies of libdw explicit, as recent
+# ld no longer implicitly links them. See
+# http://lists.fedoraproject.org/pipermail/devel/2010-March/133601.html as
+# a similar example of the error message you can encounter without this patch,
+# and https://fedoraproject.org/wiki/UnderstandingDSOLinkChange and
+# https://fedoraproject.org/wiki/Features/ChangeInImplicitDSOLinking for more
+# details.
+
+--- elfutils-0.155.orig/src/Makefile.am
++++ elfutils-0.155/src/Makefile.am
+@@ -86,7 +86,7 @@ libdw = ../libdw/libdw.a $(zip_LIBS) $(l
+ libelf = ../libelf/libelf.a
+ else
+ libasm = ../libasm/libasm.so
+-libdw = ../libdw/libdw.so
++libdw = ../libdw/libdw.so $(zip_LIBS) $(libelf) $(libebl) -ldl
+ libelf = ../libelf/libelf.so
+ endif
+ libebl = ../libebl/libebl.a
+--- elfutils-0.155.orig/tests/Makefile.am
++++ elfutils-0.155/tests/Makefile.am
+@@ -172,7 +172,7 @@ libdw = ../libdw/libdw.a $(zip_LIBS) $(l
+ libelf = ../libelf/libelf.a
+ libasm = ../libasm/libasm.a
+ else
+-libdw = ../libdw/libdw.so
++libdw = ../libdw/libdw.so $(zip_LIBS) $(libelf) $(libebl) -ldl
+ libelf = ../libelf/libelf.so
+ libasm = ../libasm/libasm.so
+ endif