Merge 4.18.0 into master (#3283)

* [CHORE] Update Xcode to 12.1.0 (#2592)

* [CHORE] Update Xcode to 12.1.0

* Remove alpha from Xcode App Store Icon

* [IMPROVEMENT] Auto search when text changes in directory textfield (#2547)

Co-authored-by: Djorkaeff Alexandre <djorkaeff.unb@gmail.com>
Co-authored-by: Diego Mello <diegolmello@gmail.com>

* [FIX] Rooms header overlapping right icons (#2503)

takes into account long names on small screen which led to overlapping title and right buttons on the header bar

* [IMPROVEMENT] Jitsi lean (#2534)

* 2.10.2

* update jitsi sdk

* use our own react-native-jitsi-meet

* use own android jitsi sdk

* remove jsc reference

* use self-builded ios sdk

* update react-native-jitsi-meet

Co-authored-by: Diego Mello <diegolmello@gmail.com>

* [i18n] German word fix (#2598)

Report in German means "The Report" not "to report". Therefor "Melden" ist better suited here.

Co-authored-by: Diego Mello <diegolmello@gmail.com>

* [i18n] Impr...