add pcre 7.0.2
add xtmpl 0.6
add stog 0.8.0
add stog-writing 0.8.0
add ocaml-rdf 0.4
add ocamlrss 2.1.0
add stog-rdf 0.8.0
Merge pull request #544 from zoggy/master

add pcre-ocaml 7.0.2