>1.0
First released version.
>1.0.1
Make it (hopefully) impossible for pgheader to create non-compliant headers.
>1.0.2
Better handling of errors.
>1.0.3
Fix printing of octal chars with high bit set.
>1.0.4
Fix command parsing bug.
Put in some clarifications about UTF-8 in header.html.
Allow pgheader to print the list of known variants.
>1.0.5
Inverted boolean condition fixed (infile<->!infile).
