earthquake changes of std.regexp to come

[Walter Bright]

Bill Baxter wrote:
> Maybe "design" is too strong a word.  Most Phobos modules seem to have
> been put together rather hastily in order to fill a pressing need.
> Often *something* is better than nothing at all, even if the something
> is not so great.

std.regexp evolved out of the ECMAscript regex functions - they have the 
same names and functionality. Layered on top of that was ruby-like names 
and functionality. It's a good (bad?) example of an api evolving without 
sacrificing backwards compatibility.