Use upstream autoconf-archive

A suitable recipe for autoconf-archive has been added
upstream.  Drop ours in favor of that.

Tested: Built a witherspoon image and oe-sdk
Change-Id: I452e01af412cc7f6c8f4164dfbd4409148ff194d
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/common/recipes-devtools/autoconf-archive/autoconf-archive.inc b/common/recipes-devtools/autoconf-archive/autoconf-archive.inc
deleted file mode 100644
index 2b5df70..0000000
--- a/common/recipes-devtools/autoconf-archive/autoconf-archive.inc
+++ /dev/null
@@ -1,16 +0,0 @@
-SUMMARY = "A collection of macros for GNU Autoconf"
-DESCRIPTION = "The autoconf-archive set of macros extend the pre-defined \
-capabilities within the complete autoconf tool set."
-LICENSE = "GPLv3"
-HOMEPAGE = "http://www.gnu.org/software/autoconf-archive/"
-SECTION = "devel"
-DEPENDS += "m4-native"
-DEPENDS_class-native = "m4-native gnu-config-native"
-DEPENDS_class-nativesdk = "m4-nativesdk gnu-config-nativesdk"
-RDEPENDS_${PN} = "m4 gnu-config"
-RDEPENDS_${PN}_class-native = "m4-native gnu-config-native"
-RDEPENDS_${PN}_class-nativesdk = "m4-nativesdk gnu-config-nativesdk"
-
-SRC_URI = "${GNU_MIRROR}/${BPN}/${BPN}-${PV}.tar.xz"
-
-inherit autotools
diff --git a/common/recipes-devtools/autoconf-archive/autoconf-archive_2016.03.20.bb b/common/recipes-devtools/autoconf-archive/autoconf-archive_2016.03.20.bb
deleted file mode 100644
index 26f7342..0000000
--- a/common/recipes-devtools/autoconf-archive/autoconf-archive_2016.03.20.bb
+++ /dev/null
@@ -1,13 +0,0 @@
-require autoconf-archive.inc
-
-PARALLEL_MAKE = ""
-
-LICENSE = "GPLv2 & GPLv3"
-LIC_FILES_CHKSUM = "file://COPYING;md5=d32239bcb673463ab874e80d47fae504"
-
-SRC_URI[md5sum] = "99c4167b8107189bb6dcb98b09956829"
-SRC_URI[sha256sum] = "88fb2efff640eddd28a52ae550ff5561bca3bd2bba09e1d7b0580e719875e437"
-
-EXTRA_OECONF += "ac_cv_path_M4=m4"
-
-BBCLASSEXTEND = "native nativesdk"