new strategies: string-tokenize and remove-extension
new strategies: string-tokenize and remove-extension

svn path=/trunk/StrategoXT/; revision=1778

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