Before the function `extractReference` in
`/src/headless/converse-muc.js` matched url and email.

Fix: https://github.com/conversejs/converse.js/issues/1327

With MAM2 we can just use stanza-id

This helps us to avoid duplicates by relying on the fact that Backbone
models have unique ids.

Update Lithuanian (lt) translation

As per XEP-0004, the default "type" of data form fields is
"text-single", so a missing "type" attribute should not be treated
differently.

This fixes handling of CAPTCHAs offered by ejabberd.

Removes the need for maintaining a map of keycodes to keys

* Accepts other triggers besides tab or @
* More finegrained control over whether the triggering char is
  included in the returned value or not.

Don't assume order of CSN messages, since `getLastMessageDate` ignores
CSN messages, they sometimes get add above one another.

with `_setElement` fix.

See https://github.com/akre54/Backbone.NativeView/pull/29

With xhr_user_search_url, contact requests are not being sent out

Determines whether we show the icon for opening the client's "About" modal.

updates #1373

* CSN tests don't belong under "Groupchats" section tests.
* Move modal tests to their own grouping

Also include the unminified versions for people who wants to modify
them.

* `connectionInitialized` and `converse-loaded` events
* allow_login` setting

* Add new test helper to create contacts via IQ exchange
* Use roster nickname to set message fullname

When a new contact is added, check if we already have a chatbox open for it,
and if so attach it to the chatbox.