"Move" build-info and theft scripts to the scripts repo

Add a script to steal this code

Add priority:find and find_rev functions

Implement priority_list:iter_rev() and table_rev()

Implement priority_list:remove()

Adapt priority_list module to lua5.1

Adapt ser module to lua5.1

Adapt base64 module to lua5.1

Back-port small improvements

Test modules already compatible with lua5.1

Adapt (and test) the hex module to lua5.1

Add a simple linked-list implementation of a priority list

Merge branch 'duration'

Render milliseconds

Add module to README.md

Always trigger an email

Add a roundtrip-test

Implement a duration parser

Add a duration renderer

Merge branch 'notify'