* Adding `only-lint-on-save` configuration.

* Seemed to have messed up configuration last release; fixing. I was following
  instructions in the console, so not sure how I ended up down the wrong path.
* Refactored some of the code to help support the future path of having partial
  linting.
* Added some tests after the refactor. I could still use more tests around
  release documents, but I don't know how to drive those from tesets currently.

Removing a warning message in the debug console.

Updating dependencies.

0.1.1

* Calls languages.createDiagnosticCollection() once

* Keeps map of diagonstics to releveant results
* Removed from map when the file is closed
* Hopefully I won't find a leak in this somehow

* Should respect configuration, but will fire on all file types inste…

…ad of

  needing someone to open a markdown file first.

Fixing regression in v0.0.6 when upgrading TS.

Okay, really builds, now v0.0.6.

Updating dependencies, skipping v0.0.4.

Updating package and ready for tagging.