DOC-70: remove dojo references, face => gwt(2); back-end => server project
DOC-70: remove svn references and svn folder structure reference. geomajas(Web)Context.xml add suffix. Removed release info of archetype and geomajas-dep (because projects are removed).
DOC-70: geosparc address update
Merge pull request #4 from geomajas/DOC-70_ContributerGuideUpdate

Doc 70 contributer guide update