add stubs for location functions.
Merge branch 'master' into topic/trial_location
associate a projectprop for location, use this in trial creation and trial search.
start implementing trial type.
Merge branch 'topic/jstree' into topic/trial_location
also retrieve the rep for each measurement.
add dbpatch for project location term.
add script to update the trial location to the new trial location scheme based on projectprops.
ignore multiple locations... just add one.
Merge branch 'master' into topic/trial_location
Merge branch 'topic/trial_location' into topic/jstree