Land latest changes to v2020-updates
v2020
should be able to use uboot.cnt
file from all u-boot versions, in particular new file format introduced with u-boot 2019.01+dfsg-7co7
v2020
should be able to use uboot.cnt
file from all u-boot versions, in particular new file format introduced with u-boot 2019.01+dfsg-7co7