whim: add send_noret
giedo: keep track of last sync time
giedo: add sync_async
api: add get_last_synced
Notify user when giedo is not yet synced
Use giedo.sync_async instead of giedo.sync
Fix checkGiedoSyncedNofication
Merge pull request #160 from khandhas-infra/async-giedo

Maak giedo asynchroon