Merge pull request balena-io#2587 from balena-io/fix-dmg-assets

New dmg package background assets

Merge pull request balena-io#2553 from balena-io/v1.4.8

v1.4.8

Merge pull request balena-io#2544 from balena-io/usbboot-limit-transf…

…er-size

Usbboot limit transfer size

Merge pull request balena-io#2525 from resin-io/release-1.4.6

v1.4.6

Merge pull request balena-io#2441 from resin-io/release-1.4.5

Release v1.4.5