Refactor wire.go to read a pipe-separated string of integers directly.
Refactor date and time handling so it's cleaner, tested, centralised and
extensible.
Current time manager should detect errors and abort if they're fatal.
Fix engine dump bug.
Refactor CurrentTime to use a proper, parsed Go time when the Reply is received.
Fix bug where multiple concurrent UnmatchedReplyId observers would
conflict when one unsubscribes.
Add support for parsing standalone times, eg 14:42 and 15:54:32.
Change to fdemo account, to support deeper account management tests.
Add a delimited string slice parser function to wire.go.
Add support for fetching account information from IB.