Changelog for DP3T-SDK iOS

Version 0.7.0 (12.06.2020)

Do not try to call getDiagnosisKeys() in background as iOS 13.5 does not allow delayed retrieval of last key in background
Re-introduce time drift detection (of 10min)
Do not sync when tracing is stopped
Do not abort sync when individual days fail
Fixes key dates of fake keys
Fixes ENError code 2 (realpath) by not keeping references to already deleted files

Version 0.6.0 (04.06.2020)

Improved rate-limit handling

Version 0.5.0 (29.05.2020)

fixed several issues regarding the background tasks

Version 0.4.0 (21.05.2020)

switched to GAEN framework

Version 0.1.12 (05.5.2020)

Change 16bit UUID to DP3T registered FD68
simplified handshake to contact conversion

Version 0.1.11 (04.5.2020)

Stop tracing and purge keys after a person was marked as exposed

Version 0.1.10 (29.4.2020)

Fixed bugs in contact matching
Fixed bug in attenuation calculation
disables timeInconsistency check for now

Version 0.1.9 (28.4.2020)

Fixed issue contact date calculation
Adds fake request flag to exposed method
Adds new contact matching logic

Version 0.1.8 (27.4.2020)

Add parameter to set bucket length (has to be supported by the backend)
Sets reconnectionDelay to 1 minute
Fixed issue in sync where sync never happend
Added version number to the logs
Streamlined networking errors
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