#102 - removes obsolete Fornax OAW Maven plugin stuff
fixes #105 - moves p2 repository definitions from parent POM to child POMs
fixes #106 - removes all transitive dependencies from the shaded dependencies and adds the required ones in the Maven plugin
fixes #107 - uses logback as slf4j implementation with a log configuration compatible with Maven 3.1
fixes #92 - removes support for partial generation
removes obsolete main class - starting with version 3.0.2 the Xtext / Xtend Maven artifacts are needed as dependencies instead of shading them into Sculptors generator library
updates the version number of some dependencies and removes duplicate version properties