Add location client
Update location client implementation.
Rename namespace to amber.client
Merge pull request #4 from project-capo/feature_location

Add client for location mechanism
Update driver message proto, add drive to point message proto
Add simple drive to point client
Change drive to point proto message, create skeleton for drive to point.
Add message handler implementation for drive to point client, add example usage for drive to point client, rename `tests` to `examples`, clean up authors.
Update to version 1.26.1
Update to 1.26.2, create amber.client namespace
Update link to examples
Update python setup menifest
Update package listing