Update examples for Zendar API v2

[hamlittle]

Changelist

• Replaced make-based build with CMake.
• Removed the 0.1 release debian package. Have not added a new package to the repo.
• Removed the old example code, and added new examples.

Adds example programs for

• Listing modes
• Starting shannon_imaging
• Stopping shannon_imaging
• Receiving just telemetry
• Receiving just data products
• Receiving both data and telemetry

[hamlittle]

updated the readme

[hamlittle]

This is waiting on a couple PRs for the 0.6 release to be merged, then I can re-test with the release and merge if that goes well.