Update dependency versions

50700456 · Pierre Dittgen · 87a43836 · 50700456
Commit 50700456 authored Mar 06, 2020 by Pierre Dittgen
--- a/requirements.txt
+++ b/requirements.txt
 geopandas==0.7.0
-python-slugify==1.2.6
-python-stdnum==1.11
-requests==2.22.0
+python-slugify==4.0.0
+python-stdnum==1.13
+requests==2.23.0
 shapely==1.7.0
 ujson==1.35