findutils: fix metadata

add homepage and bugtracker
update license to clarify the transition of GPLv3+

Signed-off-by: Qing He <qing.he@intel.com>

meta/packages/findutils/findutils.inc

@@ -1,6 +1,10 @@
 DESCRIPTION = "find, locate, and xargs binaries."
+HOMEPAGE = "http://www.gnu.org/software/findutils/"
+BUGTRACKER = "http://savannah.gnu.org/bugs/?group=findutils"
 SECTION = "console/utils"
-LICENSE = "GPL"
+
+# GPLv2+ (<< 4.2.32), GPLv3+ (>= 4.2.32)
+LICENSE = "GPLv3+"
 
 SRC_URI = "${GNU_MIRROR}/findutils/findutils-${PV}.tar.gz \
            file://mkdir.patch;patch=1"

meta/packages/findutils/findutils_4.2.29.bb

@@ -1,5 +1,6 @@
 require findutils.inc
 
+LICENSE = "GPLv2+"
 PR = "r2"
 
 do_install_append () {
@@ -17,4 +18,4 @@ pkg_prerm_${PN} () {
 	for i in find xargs; do update-alternatives --remove $i $i.${PN}; done
 }
 
-BBCLASSEXTEND = "native"
+BBCLASSEXTEND = "native"