[developers] [pet] New version of pet

[Francis Bond]

G'day,

Thanks for the exciting new release.

> after doing an incomplete commit last friday, which lead to compile
> errors (sorry for that), i've put up a new version which now contains
> the long requested `:+' syntax in flop and a slightly streamlined
> version of cheap, where the switch for quick check computation code has
> been removed. Code for quick check computation is now permanently in
> without affecting the efficiency of normal operation.
>
> I'd be very happy if the people using pet on a regular basis could try
> the new versions and report eventual problems/errors.

I haven't tested all the bells and whistles, but can confirm that the
`:+'  works, and I didn't spot any obvious regressions on a biggish
test suite.

-- 
Francis Bond <http://www2.nict.go.jp/x/x161/en/member/bond/>
NICT Computational Linguistics Group