Resolve "Create a rule that gets the construction date from cadaster data for Tabula dataset."

Closes #20 (closed)

\approve @ds @laurens @chengzhi

building/02_process/date_from_cadaster/date_from_cadaster.py

@@ -26,7 +26,7 @@ class DateFromCadasterRule(AbstractRule):
             parcels_db (database):
                 database with geometries and parcel ids from the cadaster data sources.
             buildings_db (database):
-                database with the construction years for the buildings, and a parel id to tie
+                database with the construction years for the buildings, and a parcel ID to tie
                 the buildings to a parcel and thus a geometry.
             geometry (str):
                 geometry of the building being currently processed.