Merge branch 'master' of Davte/micheles-website into master

Requirements pruned

dynamic/requirements.txt

@@ -1,9 +1 @@
-aiohttp==3.5.4
-async-timeout==3.0.1
-attrs==19.1.0
-chardet==3.0.4
-davtelepot==1.4.25
-davteutil==1.1.17
-idna==2.8
-multidict==4.5.2
-yarl==1.3.0
+aiohttp