Merge remote branch 'origin/release' into develop
Bumping development to version 0.2.6
Adding functionality to manage a service's region_sites
Removing unused jurisdiction.distance column
Adding functionality to manage a service's jurisdictions
Removing old debug statement
Adding management of a service's jurisdiction and region-site associations

Adminstrators can now add/edit/delete which postcode or sites a region is assigned to for a
particular service.
Merge remote branch 'origin/release' into develop
Adding get_label() method to opal_manager

Can be used to return the label value of a particular variable's value.
Merge remote branch 'origin/release' into develop
Replacing references to SERVICENAME with name from service object
relationship enum class should be abstract
Updating changelog and error codes
Merge remote branch 'origin/develop' into qa
Event system now tracks when participants are released to services

All services are now associated with an event_type which is used every
time a participant is released to that service.  For services which are
not release based the event_type still exists, but it the event will
never show for any participant.
Adding a few more details related to the last commit (tracking release event-type)
0000616: Forward Button

Forward, backward and home buttons were not enabling/disabling properly.
Merge remote branch 'origin/qa' into release
Updating error codes