Changelog:
48fd90a Bump hub version
bec53ad Update deps
014658d Update map intel test file
bba6ec7 Add reachability checking using new ping operation
d2f9cae Add ping operation
5a412ee Fix unit leak in capacity operation
bb16b4a Fix crane context usage
8cbcebe Improve unit scheduling debug messages
460e0ab Do not deliver msgs to stopped operations
d898d4d Raise default hub log level to warning