More minor updates

[Andrew Haley]

Andrew John Hughes wrote:
> Just committed the following trivial patches:
> 
> * Rename the key for HotSpot 16 to be 'hs16' rather than 'default' as
> discussed on IRC with aph and mjw
> http://icedtea.classpath.org/hg/icedtea6/rev/567bc0385c86

Thanks.  :-)

Andrew.