Android Wear Plugin

[cammace]

Instead of offering android wear functionality inside the Maps SDK directly, we should use this plugin system for those looking to implement our maps inside wearables. This would give the added benefit of being able to use the Wear dependencies offered by Google.

[stale]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[stale]

This issue has been automatically detected as stale because it has not had recent activity and will be archived. Thank you for your contributions.