[Full Changelog](https://github.com/matrix-org/matrix-react-sdk/compare/v2.1.1...v2.2.0-rc.1) * Upgrade JS SDK to 5.1.0-rc.1 * Fix message context menu breaking on invalid m.room.pinned_events event [\#4133](https://github.com/matrix-org/matrix-react-sdk/pull/4133) * Update from Weblate [\#4134](https://github.com/matrix-org/matrix-react-sdk/pull/4134) * Notify platform of language changes [\#4121](https://github.com/matrix-org/matrix-react-sdk/pull/4121) * Handle errors when previewing rooms more safely [\#4132](https://github.com/matrix-org/matrix-react-sdk/pull/4132) * Don't try to collapse zero events with a group [\#4131](https://github.com/matrix-org/matrix-react-sdk/pull/4131) * Don't print errors when the tab is used with no autocomplete present [\#4130](https://github.com/matrix-org/matrix-react-sdk/pull/4130) * Improve UI feedback while waiting for network [\#4126](https://github.com/matrix-org/matrix-react-sdk/pull/4126) * Ensure DMs tagged outside of account data work in the invite dialog [\#4123](https://github.com/matrix-org/matrix-react-sdk/pull/4123) * Show a warning dialog when user indicates a new session wasn't them [\#4125](https://github.com/matrix-org/matrix-react-sdk/pull/4125) * Show cancel events as hidden events if we wouldn't usually render them [\#4120](https://github.com/matrix-org/matrix-react-sdk/pull/4120) * Collapsed room list has unaligned room tiles #4030 version 2 [\#4033](https://github.com/matrix-org/matrix-react-sdk/pull/4033) * Check for cross-signing homeserver support [\#4118](https://github.com/matrix-org/matrix-react-sdk/pull/4118) * Don't leak if show_sas never comes (or already came) [\#4119](https://github.com/matrix-org/matrix-react-sdk/pull/4119) * Add verification request viewer in devtools [\#4106](https://github.com/matrix-org/matrix-react-sdk/pull/4106) * update phase when request prop changes [\#4117](https://github.com/matrix-org/matrix-react-sdk/pull/4117) * Handle file downloading locally in electron rather than sending to browser [\#4113](https://github.com/matrix-org/matrix-react-sdk/pull/4113) * Remove unused CIDER setting watcher [\#4116](https://github.com/matrix-org/matrix-react-sdk/pull/4116) * Use alt_aliases for pills and autocomplete [\#4102](https://github.com/matrix-org/matrix-react-sdk/pull/4102) * Add shortcuts for beginning / end of composer [\#4108](https://github.com/matrix-org/matrix-react-sdk/pull/4108) * Update from Weblate [\#4115](https://github.com/matrix-org/matrix-react-sdk/pull/4115) * Revert "Fix escaped markdown passing backslashes through" [\#4114](https://github.com/matrix-org/matrix-react-sdk/pull/4114) * Fix a couple of React warnings/errors [\#4112](https://github.com/matrix-org/matrix-react-sdk/pull/4112) * Fix two big DOM leaks which were locking Chrome solid. [\#4111](https://github.com/matrix-org/matrix-react-sdk/pull/4111) * Filter out empty strings when pasting IDs into the invite dialog [\#4109](https://github.com/matrix-org/matrix-react-sdk/pull/4109) * Remove buildkite pipeline [\#4107](https://github.com/matrix-org/matrix-react-sdk/pull/4107) * Use binary packing for verification QR codes [\#4091](https://github.com/matrix-org/matrix-react-sdk/pull/4091) * Fix several small bugs with the invite/DM dialog [\#4099](https://github.com/matrix-org/matrix-react-sdk/pull/4099) * ignore e2e tests node_modules during linting [\#4103](https://github.com/matrix-org/matrix-react-sdk/pull/4103) * Apply null-guard to room pills for when we can't fetch the room [\#4104](https://github.com/matrix-org/matrix-react-sdk/pull/4104) * Fix theme being overridden to light even after login is completed [\#4105](https://github.com/matrix-org/matrix-react-sdk/pull/4105) * Fix bug where SSSS could be overwritten if user never cross-signs [\#4100](https://github.com/matrix-org/matrix-react-sdk/pull/4100) * Accept canonical alias for pills [\#4096](https://github.com/matrix-org/matrix-react-sdk/pull/4096) * Fix: don't advertise ability to scan a QR code for verification [\#4094](https://github.com/matrix-org/matrix-react-sdk/pull/4094) * Fixes for printing event indexing stats. [\#4082](https://github.com/matrix-org/matrix-react-sdk/pull/4082) * Remove exec so release script continues [\#4095](https://github.com/matrix-org/matrix-react-sdk/pull/4095) * Use Persistent Storage where possible [\#4092](https://github.com/matrix-org/matrix-react-sdk/pull/4092) * Fix user page (missing null check) [\#4088](https://github.com/matrix-org/matrix-react-sdk/pull/4088) * Cancel verification request on dialog close [\#4081](https://github.com/matrix-org/matrix-react-sdk/pull/4081) * Fix various memory leaks due to method re-binding [\#4093](https://github.com/matrix-org/matrix-react-sdk/pull/4093) * Fix share message context menu option keyboard a11y [\#4073](https://github.com/matrix-org/matrix-react-sdk/pull/4073)