#Nostur update (TestFlight)

- Added Undo send to cancel sending within 9 seconds after posting

- Improved contact search results sorting: Following > In WoT > Others

- Also shows "possible imposter" label in search results

- Added required Powered by Tenor attribution on GIF searcher

- Fixed Cancel button missing on Award Badge screen

- Fixed offline sending bug

- Fixed DB clean up, up to ~50% smaller DB size due to some large events not properly cleaned up