Improve error handling in file editor
Fix NULL dereference in drag_object
Fix switch case fallthrough in olc zset handling
Remove tester util special
Remove unused library special
Remove unused windy_rooms special
Remove unnecessary NULL check in mobile_spec
Fix access before NULL check in helper_assist()
Remove unneeded NULL checks in do_destroy_object()
Refactor zone resetting code for sanity
Remove attribute nonnull from remove_from_cstring
Remove more unnecessary NULL checks
Improve if_flag validation in zone OLC
Remove yet more unnecessary NULL checks
Use buffer-safe string manipulation functions
Fix autoconf files for newer versions of the toolset
Fix compilation warnings and improve some string handling
Try not to leak file descriptors
Update automatic upgrade script