Make organization.name not-nullable, consolidate org in dash context

sync/template/dashboard.html

@@ -28,7 +28,7 @@ function onLoad() {
 		map.addSource('tegola-nidus', {
 			'type': 'vector',
 			'tiles': [
-				'https://{{.Config.URLTegola}}/maps/nidus/{z}/{x}/{y}?organization_id={{.User.OrganizationID}}'
+				'https://{{.Config.URLTegola}}/maps/nidus/{z}/{x}/{y}?organization_id={{.User.Organization.ID}}'
 			]
 			//'minzoom': 6,
 			//'maxzoom': 14
@@ -172,7 +172,7 @@ body {
 	<!-- Dashboard Header -->
 	<div class="row mb-4">
 		<div class="col-md-6">
-			<h1>{{ .Org }} Dashboard</h1>
+			<h1>{{ .User.Organization.Name }} Dashboard</h1>
 			<p class="text-muted">Overview of mosquito control activities in your district</p>
 		</div>
 		<div class="col-md-6 text-md-end d-flex align-items-center justify-content-md-end">