Remove unreachable old file admin/error.jsp (NMS-6147)

Conflicts:
	opennms-webapp/src/main/webapp/admin/error.jsp
NMS-6168 - maint_events.sh is not working
Merge remote-tracking branch 'origin/1.10' into 1.12
Added focus node list to the SavedHistory. Undid change where history was cleaned up
after each save since this breaks the back button history function.
Fixed state transitions of the Auto Refresh and Status selector operations.
Cleaned up the focus node history code a bit.
Fix misnamed method SyslogDestination.setMaxMessageLength(int)
NMS-6129 handle rate limits cleanly in the geo maps
NMS-6046 Honor JVM's HTTP proxy settings (http.proxyHost/http.proxyPort) when geocoding
Fixing Eclipse m2e issues on integrations/opennms-jasper-extensions
Major feature updates to the geo maps.

- Add the Alarm & Node table view to the bottom of the UI.
- Event-based architecture for triggering UI updates.
- A number of other smaller improvements.
Merge remote-tracking branch 'origin/1.12' into space/13.2

Conflicts:
	features/geocoder/google/pom.xml
	features/vaadin-node-maps/src/main/java/org/opennms/features/vaadin/nodemaps/internal/MapWidgetComponent.java
fix imports
Merge remote-tracking branch 'origin/space/13.2' into space/13.2-vaadin-7.1.6