*) Change: the ngx_http_index_module behavior for the "POST /" requests
is reverted to the 0.3.40 version state: the module now does not
return the 405 error.
*) Bugfix: the worker process may got caught in an endless loop if the
limit rate was used; the bug had appeared in 0.3.37.
*) Bugfix: ngx_http_charset_module logged "unknown charset" alert, even
if the recoding was not needed; the bug had appeared in 0.3.50.
*) Bugfix: if a code response of the PUT request was 409, then a
temporary file was not removed.
*) Feature: the -v switch.
*) Bugfix: the segmentation fault may occurred if the SSI page has
remote subrequests.
*) Bugfix: in FastCGI handling.
*) Bugfix: if the perl modules path was not set using
--with-perl_modules_path=PATH or the "perl_modules", then the
segmentation fault was occurred.
*) Feature: the ngx_http_dav_module supports the MKCOL method.
*) Feature: the "create_full_put_path" directive.
*) Feature: the "$limit_rate" variable.
*) Feature: the ngx_http_dav_module.
*) Change: the ngx_http_perl_module optimizations.
Thanks to Sergey Skvortsov.
*) Feature: the ngx_http_perl_module supports the $r->request_body_file
method.
*) Feature: the "client_body_in_file_only" directive.
*) Workaround: now on disk overflow nginx tries to write access logs
once a second only.
Thanks to Anton Yuzhaninov and Maxim Dounin.
*) Bugfix: now the "limit_rate" directive more precisely limits rate if
rate is more than 100 Kbyte/s.
Thanks to ForJest.
*) Bugfix: now the IMAP/POP3 proxy escapes the "\r" and "\n" symbols in
login and password to pass authorization server.
Thanks to Maxim Dounin.