LPS-40824 Do not update lastPostDate during check out or on cancel; nothing is being posted
LPS-40824 Do not update lastPostDate when file is checked out; it is still a 'draft'
LPS-40824 Update lastPostDate only when there are changes made to the checked out file
LPS-40824 Tests
LPS-40824 Source formatting
LPS-40824 SF call a service before calling store since a rollback won't roll the file back