fix(docs): Moved 'nginx.txt' into the Web-Servers directory

Discovery/Web-Content/Web-Servers/nginx.txt

@@ -0,0 +1,41 @@
+50x.html
+conf
+conf/
+conf/fastcgi_params
+conf/fastcgi.conf
+conf/koi-utf
+conf/koi-win
+conf/mime.types
+conf/nginx.conf
+conf/scgi_params
+conf/uwsgi_params
+conf/win-utf
+contrib
+contrib/
+contrib/geo2nginx.pl
+contrib/README
+contrib/unicode2nginx
+contrib/unicode2nginx/koi-utf
+contrib/unicode2nginx/unicode-to-nginx.pl
+contrib/unicode2nginx/win-utf
+contrib/vim
+docs
+docs/
+docs/CHANGES
+docs/CHANGES.ru
+docs/LICENSE
+docs/OpenSSL.LICENSE
+docs/PCRE.LICENCE
+docs/README
+docs/zlib.LICENSE
+html
+html/
+html/50x.html
+html/index.html
+index.html
+logs
+logs/
+nginx.exe
+temp
+temp/
+nginx.conf