Release version 6.4.x

fix infinite loop in new datetime converter. fix missing sqlite lib i…

…n unit tests. (reactiveui#465)

Fix: datetime tick storage (reactiveui#459)

Release version 6.3.x

housekeeping: Handle the DateTimeOffset cause where BSON data is alre…

…ady in Date. (reactiveui#450)

Handle backwards compatibility case where data is already stored in the old format in the BSON format.

Release version 6.2

delete linker override files (reactiveui#447)

housekeeping: Update to SQLitePCLRaw v1.1.12 (reactiveui#446)

housekeeping: Release 6.1

Update azure-pipelines.yml