Meta/RB: retire unused script that was written long time ago

RB

@@ -1,48 +0,0 @@
-#!/bin/sh
-
-master_sha1=`git rev-parse --verify refs/heads/master`
-LF='
-'
-(cd .git/refs/heads && find -type f) |
-sed -n \
-    -e 's/^\.\///' \
-    -e '/^[^\/][^\/]\//p' |
-while read topic
-do
-	case " $* " in
-	*' '"$topic"' '*)
-		echo >&2 "* Skipping $topic"
-		continue ;;
-	esac
-
-	rebase= done= not_done= trouble= date=
-	topic_sha1=`git rev-parse --verify "refs/heads/$topic"`
-
-	date=`
-		git rev-list -1 --pretty "$topic" |
-		sed -ne 's/^Date: *\(.*\)/ (\1)/p'
-	`
-	only_next_1=`git rev-list ^master "^$topic" next | sort`
-	only_next_2=`git rev-list ^master           next | sort`
-	rebase=
-	if test "$only_next_1" = "$only_next_2"
-	then
-		not_in_topic=`git rev-list "^$topic" master`
-		if test -z "$not_in_topic"
-		then
-			:; # already up-to-date.
-		else
-			rebase=" (can be rebased)"
-		fi
-	fi
-	if test -n "$rebase"
-	then
-		echo "Rebasing $topic to pick up:"
-		git rev-list --pretty=oneline "^$topic" master |
-		sed -e 's/^[0-9a-f]* / * /'
-		git checkout "$topic" &&
-		git rebase master || break;
-	fi
-done
-
-