* Fixed #123 split RkiBundeslaenderService into two Services, one for...

* Fixed #123 split RkiBundeslaenderService into two Services, one for bundeslaender and one for landkreise
* Fixed #128 add fields from csv to RkiLandkreiseImport
* Fixed #139 refactor RkiBundeslaenderServiceDownload to new method scheme introduced 07.02.2021
* Fixed #140 move WhoImport to RKI in: rk_service_import.py
* Fixed #125 implement RkiLandkreise
* Fixed #126 implement RkiBundeslaenderImport

src/covid19/nginx.conf

-user  nginx;
-worker_processes  1;
-
-error_log  /var/log/nginx/error.log warn;
-pid        /var/run/nginx.pid;
-
-events {
-    worker_connections  1024;
-}
-
-http {
-    include       /etc/nginx/mime.types;
-    default_type  application/octet-stream;
-
-    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
-                      '$status $body_bytes_sent "$http_referer" '
-                      '"$http_user_agent" "$http_x_forwarded_for"';
-
-    access_log  /var/log/nginx/access.log  main;
-
-    keepalive_timeout  65;
-    sendfile        on;
-    gzip  on;
-
-    server {
-        listen       80;
-        server_name  localhost;
-
-        add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
-
-        root   /usr/share/nginx/html;
-
-        location /_health {
-            access_log off;
-            return 200;
-        }
-
-        location / {
-            location ~ / {
-                add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;
-                
-                try_files $uri /index.html =404;
-            }
-        }
-
-        error_page   500 502 503 504  /50x.html;
-        location = /50x.html {
-            root   /usr/share/nginx/html;
-        }
-
-    }
-}