utils: add util to produce signed OS updates in proper format

Change-Id: I5da615df693c499133d75f2f0e2279eb3880de79
1 file changed
tree: 2bed8260b32d7c22b41aa17c25ea09cecec439dc
  1. firmware/
  2. util/
  3. .gitignore
  4. CodingStandard.txt