luarocks: bump to version 2.2.0
host-lua: compat mode not longer needed by the newest luarocks
linenoise: install nothing on target
luajit: add 2.1 branch
lua: add 5.3.x serie
lua-iconv: new package
lalarm: new package
lascii85: new package
lbc: new package
lmathx: new package
luuid: new package
luanotify: new package