Rename checkboxes (too generic) to status (and some bug fixes)

bricktracker/sql/set/metadata/status/insert.sql

@@ -0,0 +1,16 @@
+BEGIN TRANSACTION;
+
+ALTER TABLE "bricktracker_set_statuses"
+ADD COLUMN "status_{{ id }}" BOOLEAN NOT NULL DEFAULT 0;
+
+INSERT INTO "bricktracker_metadata_statuses" (
+    "id",
+    "name",
+    "displayed_on_grid"
+) VALUES (
+    '{{ id }}',
+    '{{ name }}',
+    {{ displayed_on_grid }}
+);
+
+COMMIT;