Trivial changes: whitespace and modes.

Remote whitespace at the ends of lines.
Remove blank lines from the ends of files.
Change modes on source files so that they
are not executable.

Signed-off-by: Dan Cross <cross@gajendra.net>

src/cmd/auth/factotum/log.c

@@ -118,4 +118,3 @@ flog(char *fmt, ...)
 	lbvappend(&logbuf, fmt, arg);
 	va_end(arg);
 }
-