* [FIX] Search and pagination for omnichannels departments
* pagination complete
* minor tweak
* renamed a param and workaround for a ux bug
* fix style of flatlist and search as header scrollable
* stick the header
* Merge branch 'fix.forward-department-list' of https://github.com/RocketChat/Rocket.Chat.ReactNative into fix.forward-department-list
* refactor pagination
* fix value type
* refactor render search
* refactor layout
* make ts happy
Reinaldo Neto
Diego Mello