Call prepare() and split() during pot reload. This should not be
needed (or so I thought) and has some performance penalty in some
situations but the dynamic format requires it for hex/dehex of
salts. Closes #702.
Initialize a variable introduced in c882813 so we don't parse
any garbage it might contain.
Pot reload: Move redundant initialization out of hot loop.
Whitespace fixes in formats.c and loader.c