## v1.2.0 (2021-03-23)

* Removed support for SockJS pre-1.0. Added support for SockJS 1.0+ (tested
  with SockJS 1.5.0). Adds the "eventsource" and "htmlfile" protocols. The
  "transportDebugging" option is ignored; it is no longer supported by the
  underlying SockJS library.

## v1.1.0 (2020-02-11)

* Upgrade dependencies, fix eslint errors

* Fix breakage of Bootstrap 4 tabs, by not touching hrefs of a[data-toggle] elements
