a bunch of cleanups to the datetime stuff in irssi
removed the _get_day and _get_month functions and replaced them with a _get_day_and_month function
avoided a need for local time_t's and instead made the _get_day_and_month function return it
avoided allocating memory when it wasn't necessary
description=Provides numerous user-requested list-handling capabilities, such as importing and exporting of AIM .blt files and generic protocol-agnostic XML .blist files, as well as direct copying of buddies from one account to another.