#49 Parcels and Districts

* fixes bug in GeometryConflict conflict checking
* WIP: introduces new konova/utils/wfs/spatial holding SpatialWFSFetcher, which can be fed any geometry and it returns found features
* WIP: adds tests for wfs fetching
* updates requirements.txt

requirements.txt

@@ -14,10 +14,14 @@ django-tables2==2.3.4
 et-xmlfile==1.1.0
 idna==2.10
 importlib-metadata==2.1.1
-itsdangerous<1.0.0
+itsdangerous==0.24
 openpyxl==3.0.9
+OWSLib==0.25.0
 psycopg2-binary==2.9.1
+pyproj==3.2.1
+python-dateutil==2.8.2
 pytz==2020.4
+PyYAML==6.0
 qrcode==7.3.1
 requests==2.25.0
 six==1.15.0
@@ -25,4 +29,5 @@ soupsieve==2.2.1
 sqlparse==0.4.1
 urllib3==1.26.2
 webservices==0.7
+xmltodict==0.12.0
 zipp==3.4.1