Ship map movement systems

[alexanderson1993]

Description

Adds a PassengerMovement system and component to track the movement of an entity through a ship. This will apply to crew members and cargo containers, along with anything else that might move throughout a ship.

There were a few bugs in the implementation of other parts of the system that this pull request addresses.

Related Issue

Closes #265

How do you know the changes work correctly?

Added automated tests. It builds a ship map and a passenger, tells the passenger to move to different rooms, and tracks the movement to make sure its working properly.

Types of changes

• Docs Change (changes were only made to documentation)
• Refactor (non-breaking change which improves code)
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to
  change)

Checklist:

• I have read the CONTRIBUTING document.
• My code follows the code style of this project.
• My change requires a change to the built-in project documentation.
• My change adds dependencies to this project.
• I have added tests to cover my changes.
• All new and existing tests passed.