PDF version of the D manuals, take 2

[Walter Bright]

BCS wrote:
> BTW what should be done with something like this:
> 
> <b>(</b> foo <b>)</b>
> 
> I would expect this doesn't work
> $(B () foo $(B ))

$(B $(LPAREN)) $(B foo) $(B $(RPAREN))

Don't worry about them anyway, I have them fixed. The real problem is
coming up with a set of macros that will enable pdf generation.