[Full Changelog](https://github.com/matrix-org/matrix-react-sdk/compare/v0.12.3...v0.12.4-rc.1) * Update from Weblate. [\#1881](https://github.com/matrix-org/matrix-react-sdk/pull/1881) * Pin lolex at 2.3.2 to avoid bug causing tests to fail [\#1880](https://github.com/matrix-org/matrix-react-sdk/pull/1880) * Replies: un-break click-to-mention on SenderProfile for reply&preview [\#1878](https://github.com/matrix-org/matrix-react-sdk/pull/1878) * Add tests for RoomList [\#1877](https://github.com/matrix-org/matrix-react-sdk/pull/1877) * Fix crash when browser doesn't report page change measurement [\#1874](https://github.com/matrix-org/matrix-react-sdk/pull/1874) * fix thinko when changing from ClientPeg to context in static method (DUH) [\#1875](https://github.com/matrix-org/matrix-react-sdk/pull/1875) * Fix Replies :D [\#1873](https://github.com/matrix-org/matrix-react-sdk/pull/1873) * Update eslint-plugin-react [\#1871](https://github.com/matrix-org/matrix-react-sdk/pull/1871) * relax lint for jsx-curly-spacing and arrow-parens [\#1872](https://github.com/matrix-org/matrix-react-sdk/pull/1872) * Use develop js-sdk in jenkins build [\#1870](https://github.com/matrix-org/matrix-react-sdk/pull/1870) * Replies [\#1741](https://github.com/matrix-org/matrix-react-sdk/pull/1741) * Use the right js-sdk branch when testing [\#1869](https://github.com/matrix-org/matrix-react-sdk/pull/1869) * Prevent error responses wedging group request concurrency limit [\#1867](https://github.com/matrix-org/matrix-react-sdk/pull/1867) * Refresh group rooms and members when selecting a tag [\#1868](https://github.com/matrix-org/matrix-react-sdk/pull/1868) * Refactor GroupStores into one global GroupStore [\#1866](https://github.com/matrix-org/matrix-react-sdk/pull/1866) * Switch back to using blob URLs for rendering e2e attachments [\#1864](https://github.com/matrix-org/matrix-react-sdk/pull/1864) * Hide inline encryption icons except when hovering over a message [\#1845](https://github.com/matrix-org/matrix-react-sdk/pull/1845) * UI fixes in SessionRestoreErrorDialog [\#1860](https://github.com/matrix-org/matrix-react-sdk/pull/1860) * Fix UX issues with bug report dialog [\#1863](https://github.com/matrix-org/matrix-react-sdk/pull/1863) * fix ugly img errors and correctly render SVG thumbnails [\#1865](https://github.com/matrix-org/matrix-react-sdk/pull/1865) * Fix error handling on session restore [\#1859](https://github.com/matrix-org/matrix-react-sdk/pull/1859) * Add tests for GroupView [\#1862](https://github.com/matrix-org/matrix-react-sdk/pull/1862) * Update version of hoek [\#1861](https://github.com/matrix-org/matrix-react-sdk/pull/1861) * Fix bug that caused crash when analytics HS/IS whitelists not specified [\#1858](https://github.com/matrix-org/matrix-react-sdk/pull/1858) * Fix Analytics to not import DEFAULTS, therefore avoiding NPE [\#1857](https://github.com/matrix-org/matrix-react-sdk/pull/1857) * Null check piwik config before using it [\#1856](https://github.com/matrix-org/matrix-react-sdk/pull/1856) * Track actual window location origin and hash [\#1853](https://github.com/matrix-org/matrix-react-sdk/pull/1853) * Replace document.origin with window.location.origin [\#1855](https://github.com/matrix-org/matrix-react-sdk/pull/1855) * Optionally hide widget popout button. [\#1854](https://github.com/matrix-org/matrix-react-sdk/pull/1854) * Add a button to 'pop out' widgets in to their own tab. [\#1851](https://github.com/matrix-org/matrix-react-sdk/pull/1851)