* [PM-5277] Introduce lastSync state via State Providers
* [PM-5277] Add migrator and tests
* [PM-5277] Use memory for web storage location
* [PM-5277] Remove lastSync methods from state service
* [PM-5277] Remove lastSync from AccountProfile
* [PM-5277] Use string instead of Date to fix serialization for chrome.storage API in Browser
* [PM-5277] Only set account if lastSync was deleted during migration
* [PM-5277] Fix spec file
Shane Melton