h2. Version 0.2.7

* Adding uptime information for server and workers on statistics
* Avoiding counters to overlap on decrement

h2. Version 0.2.6

* Adding directive push_stream_footer_template to send a text to subscriber before close connection (channel delete or subscriber timeout)
* Adding support to retrieve old messages using If-Modified-Since header
* Fixing bug on some points which does not check if alloc memory was done successful
* Fixing bug on PushStream.js to work on Internet Explorer 9

h2. Version 0.2.5

* Adding directives to change text for channel deleted and ping messages
* Adding feature to get channels statistics by prefix (Suggested by Alexey Vdovin)
* Adding publisher administrator feature to delete channels (Suggested by Alexey Vdovin)
* Fixing bug which removed default message template
* Fixing messages sent to subscribers to be a truly transfer encoding chunked connection
* Removing support for versions 0.7.x
* Removing hack to keep connection open (Thanks _Maxim Dounin_)

h2. Version 0.2.4

* Adding keepalive support
* Fixing bug when reloading nginx configuration file (Thanks _Rob Mueller_ for bug report)

h2. Version 0.2.3

* Fixing bug to accept different message templates on different subscriber locations (Now you CAN remove push_stream_message_template directive from publisher location, it will not be used there)
* Fixing bug on publisher which let too many open connections with fast publishers on some nginx versions
* Fixing bug of segfault when the module is part of nginx but not in use (Thanks _Rob Mueller_ for bug report)
* Fixing bug when store message is off, memory of messages was not free after sent to subscribers

h2. Version 0.2.2

* Fixing bug when apply message and channel name to template with values containing the same template pattern, could result in 100% of memory and CPU consumption, by recursion
* Fixing bug when manipulating a channel which was removed from tree for another worker (the 100% CPU bug)
* Fixing memory allocation for channel id
* Fixing response for detailed channels statistics when have a big number of channels
* Creating different timers to clear the memory, one for expired messages and another for empty channels
* Disable Nginx chuncked filter for module locations

h2. Version 0.2.1

* Fixing bug on return for publisher, was rejecting the message for some clients
* Fixing bug on allocation memory of ngx_str_t variables to ensure that has a char \0 at the end of each of them
* Adding instruction to discard body, to release the connection as soon as possible
* Adding license information
* Organizing test suite

h2. Version 0.2.0

* Fixing bugs on release shared memory
* Fixing bug on receive POST with empty message
* Adding a different location to get channels statistics *push_stream_channels_statistics*
* Adding new directives push_stream_max_number_of_channels, push_stream_max_number_of_broadcast_channels and push_stream_memory_cleanup_timeout
* Removed support to PUT and DELETE http methods on publisher location
* Removed different types of return on publishing messages in case that was published on a empty channel or on one which has subscribers
* Removed directive push_stream_subscriber_disconnect_interval, this interval is calculate based on push_stream_subscriber_connection_timeout
* Removed directive push_stream_min_message_buffer_length
* Change default values of some directives

(head). | directive | old value | new value |
|push_stream_min_message_buffer_timeout|7200 seconds|_unset_|
|push_stream_max_message_buffer_length|10|_unset_|
|push_stream_authorized_channels_only|on|off|
|push_stream_store_messages|on|off|
|push_stream_max_channel_id_length|1024 bytes|_unset_|
|push_stream_broadcast_channel_max_qtd|1|_unset_|

h2. Version 0.1.0

Initial version of this module was based on "pushmodule":http://pushmodule.slact.net