Add building of Fuel deb packages during ISO build.

1) Add routines for building deb packages and adding them to local mirror.
2) Add commands for creating Ubuntu-based build sandbox.
3) Update deb specs for Fuel components.

Closes-Bug: 1373400
Change-Id: If098654d1158aca6676f9cbb3fc3100fc2e8674d
Merge "Add building of Fuel deb packages during ISO build."