cleanup: remove cmp-apks-iso

its included with alpine-iso

cmp-apks-iso

-#!/usr/bin/env lua
-
--- script to compare the packages versions in 2 iso images
--- usage: compare-apks 
-
-maxlen = 0
-
-function  read_package_list(file)
-	local a = {}
-	local h
---	h = io.popen("tar -O -zxf ".. file.." -- apks/INDEX.md5.gz | gunzip -c | awk '{ print $2}'")
-
-	h = io.popen("isoinfo -R -f -i "..file.." | grep '.apk$' | sed 's:.*/::'")
-	for line in h:lines() do
-		p, v = string.match(line, "^(.+)-(%d.*).apk")
-		a[p] = v
-		if maxlen < #p + #v + 2 then
-			maxlen = #p + #v + 2
-		end
-	end
-	h:close()
-	return a
-end
-
--- print all packages that exist in a1 but not in a2
-function missing_packages(a1, a2)
-	local ret = {}
-	local p,v
-	for p,v in pairs(a1) do
-		if a2[p] == nil then
-			table.insert(ret, p.."-"..v)
-		end
-	end
-	table.sort(ret)
-	return ret
-end
-
-function unexpand_tabs(s, tab)
-	tab = tab or 8
-	local pat = string.rep(".", tab)
-	s = string.gsub(s, pat, "%0\1")
-	s = string.gsub(s, " +\1", "\t")
-	s = string.gsub(s, "\1", "")
-	return s
-end
-
-function upgraded_packages(a1, a2)
-	local p,v, tmp 
-	local a = {}
-	for p,v in pairs(a2) do
-		if a1[p] and a1[p] ~= v then
-			tmp = unexpand_tabs(string.format("%-"..tostring(maxlen).."s(%s)", 
-				p.."-"..v, a1[p]))
-			table.insert(a, tmp)
-		end
-	end
-	table.sort(a)
-	return a
-end
-
-apks1 = read_package_list(arg[1])
-apks2 = read_package_list(arg[2])
-
-print("Removed packages:")
-for dummy,line in ipairs(missing_packages(apks1, apks2)) do
-	print(line)
-end
-print("\n")
-
-print("New packages:")
-for dummy,line in ipairs(missing_packages(apks2, apks1)) do
-	print(line)
-end
-print("\n")
-
-print("Upgraded/downgraded packages (from version):")
-for dummy,line in ipairs(upgraded_packages(apks1, apks2)) do
-	print(line)
-end
-