Update: Updated backend dependencies

Following dependencies were updated:
 - Spring 4.0.6 -> 4.1.0
 - Spring-Security  3.2.4 -> 3.2.5
 - Spring-Data 1.6.2 -> 1.7.0
 - Spring-AMQP 1.3.5 -> 1.3.6
 - query-dsl 3.3.4 -> 3.3.5
 - rabbitmq 3.3.4 -> 3.3.5
 - ehcache 2.8.2 -> 2.8.4
 - gson 2.2.4 -> 2.3
 - jackson: 2.4.1.1 -> 2.4.2
Update: Updated client-side dependencies

Following dependencies were updated:
 - GWTP 1.2.1 -> 1.3.1
 - juckito 1.4 -> 1.4.1
Update: Updated mixed dependencies

Following dependencies were updated:
 - Guava 17.0 -> 18.0
 - Errai-Bus 3.0.1.Final -> 3.1.0.CR1
Update: Updated gwt-chart dependency

gwt-chart dependency was updated from 0.9.9 to 0.9.10. The new
version fixes some issues so some workarounds (resetting all filters
 when hiding presenter) were removed. Furthermore getSelection and
 setSelection changed.
Update: Updated jetty version

jetty was updated from 9.2.2 to 9.2.3. This fixes the problem of the
AsyncGZipFilter/Servlet which was now re-activated
Merge branch 'dependencies'