Fix "currently" date in README.md

It's not 2015 yet
Fix #4 and #5 by resolving paths and process vars
Merge pull request #6 from nicola/hardcoded

Avoid hard-coded paths and using process vars
Merge pull request #1 from stuartpb/patch-1

Fix "currently" date in README.md
Include basic tests for PUT and POST(sparqlUpdate)
merge