Version.
* Fixed the logic that finds the log caller to intelligently traverse the
  stack as opposed to bold and rather mysterious assumptions.
* Adding back the `warn()` alias for `warning()`, now that the caller logic is updated
* Removing the concept of tag prefix
* Fixed the logic that finds the log caller to intelligently traverse the
  stack as opposed to bold and rather mysterious assumptions.
* Adding back the `warn()` alias for `warning()`, now that the caller logic is updated
* Removing the concept of tag prefix