Fix coin API key changes requiring a restart
Add checks for tearingDown
Remove concept of autoSizeColumnsFlag - hurts UX more than it helps CPU
Fix error displaying notifications when Multi-Coin APIs are offline
Merge branch 'bug/multicoin-api-notifications'
Merge branch 'bug/key-change-requires-restart'
Update tests - been too long, slacking

Removed tests that use BFGMiner to list devices - too fragile, limit tests to MuM
Remove / rewrite slow tests with questionable benefit
Tune test parameters to speed them up where possible