Merge pull request #12 from Gabriel-Goes/codex/update-import-statement-in-abrirfolhas.py

Switch declarative_base import

Author: Gabriel-Goes

fonte/mapgeo/nucleo/abrirfolhas.py

@@ -8,7 +8,7 @@
 # ------------------------------ IMPORTS ------------------------------------
 from collections import UserDict
 import fiona
-from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.orm import declarative_base
 from sqlalchemy import Column, Integer, String
 from geoalchemy2 import Geometry
 from nucleo.utils import set_db, gdb_url, delimt