Add better support for XEP-0085. closes #292

Converse.js will now send chat state notifications of <paused>, <inactive> and
<gone> when the user has stopped typing for 30 seconds, 2 minutes and 10 minutes
respectively.

docs/CHANGES.rst

@@ -7,6 +7,7 @@ Changelog
 * Norwegian Bokmål translations. [Andreas Lorentsen]
 * Updated Afrikaans translations. [jcbrand]
 * Add responsiveness to CSS. We now use Sass preprocessor for generating CSS. [jcbrand]
+* #292 Better support for XEP-0085 Chat State Notifications. [jcbrand]
 
 0.8.6 (2014-12-07)
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