branding: add LEDE branding

Signed-off-by: John Crispin <blogic@openwrt.org>

scripts/getver.sh

@@ -11,7 +11,7 @@ try_version() {
 
 try_git() {
 	git rev-parse --git-dir >/dev/null 2>&1 || return 1
-	REV="$(git describe | sed "s/reboot-\([0-9]*\)-.*/\1/g")"
+	REV="$(git describe --match reboot | sed "s/reboot-\([0-9]*\)-.*/\1/g")"
 	[ -n "$REV" ]
 }