Upgrade xibs to latest format (Synergy, b1b2b98)Created 12/21/2007, updated 3/5/2024snippetsUsing "ibtool --upgrade". Signed-off-by: Greg Hurrell <greg@hurrell.net> ← Reference top-level nib objects for GC and clean localizations (Synergy, 28983e7)Convert all nibs to xibs (Synergy, c797be5) →All snippets