Mostly completed documentation for the sorting strategies; missing good explanation for jsort-list.
Mostly completed documentation for the sorting strategies; missing good explanation for jsort-list.

svn path=/trunk/StrategoXT/; revision=13098

metaborg/strategoxt,lichtemo/strategoxt,lichtemo/strategoxt,Apanatshka/strategoxt,Apanatshka/strategoxt,lichtemo/strategoxt,metaborg/strategoxt,lichtemo/strategoxt,metaborg/strategoxt,metaborg/strategoxt,metaborg/strategoxt,Apanatshka/strategoxt,Apanatshka/strategoxt,lichtemo/strategoxt,Apanatshka/strategoxt