boxDir in gradle

reworked green color scheme in geosearch component

reworked layout

convertig to one-time provisioning script

anymore)

moved javascript resources to js subfolder

added JAVA_HOME variable to environment

added scripts to deal with SRID 82344
added procedures/functions to handle calls to dropTables
some versions updates (postgresql jdbc)
fixed permission problems in postgresql database

reworked vagrantPrepare task
added vagrantExport task (a vagrantbox archove for students can now be created easily)