Re: [PATCH] Don't use "<unknown>" for unknown values of placeholders and suppress printing of empty user formats.

Johannes Schindelin [off-list ref] writes:

This may have warranted a description in the commit message a la

	Instead of setting unknown entries to "<unknown>" in the 
	interp_table, we teach interpolate() to replace entries with 
	NULL values by the empty string.

Indeed.

Here are still spaces instead of tabs.

These are only minor details; I don't know if Junio wants to fix them 
himself.

Good eyes.

Also a sign-off is missing ;-)