Upgrade python deps

requirements.txt

@@ -1,11 +1,11 @@
 ansicolors==1.1.8
-asgiref==3.2.10
+asgiref==3.3.1
 backports.tempfile==1.0
 backports.weakref==1.0.post1
 beautifulsoup4==4.9.3
-cachetools==4.1.1
-certifi==2020.6.20
-chardet==3.0.4
+cachetools==4.2.1
+certifi==2020.12.5
+chardet==4.0.0
 configparser==5.0.1
 contextlib2==0.6.0.post1
 cssselect==1.1.0
@@ -13,8 +13,8 @@ cssutils==1.0.2
 diff-match-patch==20200713
 dj-database-url==0.5.0
 dj-static==0.0.6
-Django==3.1.2
-django-debug-toolbar==3.1.1
+Django==3.1.5
+django-debug-toolbar==3.2
 django-filter==2.4.0
 django-gulp==4.1.0
 django-ical==1.7.1
@@ -22,59 +22,58 @@ django-livereload==1.7
 django-livereload-server==0.3.2
 django-recaptcha==2.0.6
 django-recurrence==1.10.3
-django-registration-redux==2.8
-django-reversion==3.0.8
+django-registration-redux==2.9
+django-reversion==3.0.9
 django-toolbelt==0.0.1
 django-widget-tweaks==1.4.8
 envparse==0.2.0
-env-tools==2.2.0
 gunicorn==20.0.4
 icalendar==4.0.7
 idna==2.10
 imgurpython==1.1.7
-importlib-metadata==2.0.0
+importlib-metadata==3.4.0
 lxml==4.6.2
-Markdown==3.3
-msgpack==1.0.0
-packaging==20.4
-pep517==0.8.2
-Pillow==7.2.0
+Markdown==3.3.3
+msgpack==1.0.2
+packaging==20.8
+pep517==0.9.10
+Pillow==8.1.0
 pluggy==0.13.1
 premailer==3.7.0
 progress==1.5
-psutil==5.7.2
+psutil==5.8.0
 psycopg2==2.8.6
 psycopg2-binary==2.8.6
-Pygments==2.7.1
+Pygments==2.7.4
 pyparsing==2.4.7
 PyPDF2==1.26.0
 PyPOM==2.2.0
 python-dateutil==2.8.1
 pytoml==0.1.21
-pytz==2020.1
+pytz==2020.5
 raven==6.10.0
-reportlab==3.5.53
-requests==2.24.0
+reportlab==3.5.60
+requests==2.25.1
 retrying==1.3.3
 selenium==3.141.0
 simplejson==3.17.2
 six==1.15.0
-soupsieve==2.0.1
+soupsieve==2.1
 sqlparse==0.4.1
 static3==0.7.0
 svg2rlg==0.3
 tini==3.0.1
-tornado==6.0.4
-urllib3==1.25.10
+tornado==6.1
+urllib3==1.26.2
 whitenoise==5.2.0
 yolk==0.4.3
-z3c.rml==3.10.0
-zipp==3.3.0
+z3c.rml==4.1.2
+zipp==3.4.0
 zope.component==4.6.2
 zope.deferredimport==4.3.1
 zope.deprecation==4.4.0
 zope.event==4.5.0
 zope.hookable==5.0.1
-zope.interface==5.1.2
+zope.interface==5.2.0
 zope.proxy==4.3.5
-zope.schema==6.0.0
+zope.schema==6.0.1