Add placeholder Border class.
Correctly print horizontal bar characters.
Add mechanism to only show specific borders.
Refactor tests.
Add fix to pad content or lines so that borders will not distort.
Add methods to help draw borders for sides of an interface.
Wrap all interfaces with a border;

This needs to be modified to make this optional.
Add more documentation.
Reposition cursor inside border boundary if border is enabled.
Fix logic to only adjust cursor if border enabled;

Also, fix wrongly adjusted tests. Trust your tests, they indicate problems in your implementation!
Add presentation to Border, also;

Set border to not be enabled by default.
Pass options and arguments through to the Border instance;

No API methods exist yet to use this functionality, but soon.
Add border attribute to Interface;

Still no API methods yet.
Add API method for `border` within `interface`, also;

- Add BordersApp example application to explore border attributes.
- Combine Border 'options' into 'attributes'.
- Fix issue with border height being incorrectly too short.
- Whitespace changes.