Bump JetBrains.Annotations from 2018.2.1 to 2018.3.0 in /src/Miningcore (#551)
Bump JetBrains.Annotations from 2018.2.1 to 2018.3.0 in /src/Miningcore (#551)

Bumps JetBrains.Annotations from 2018.2.1 to 2018.3.0.

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
coinfoundry/miningcore,coinfoundry/miningcore,coinfoundry/miningcore,coinfoundry/miningcore