GeoBatch package fixes

* Clean log4j and slf4j versions: Repair duplicated versions of these libraries and incompatibilities with GeoBatch dependencies.
* Add GeoBatch dependencies
* Repair deployment with geostore using a different 'web.root' key
* Add missed GeoTools dependencies
* Uncomment web module from parent pom
Merge pull request #36 from alediator/geobatch_dependencies_review

GeoBatch package fixes