Removed scanners sub-package.

Removed
=======

* Removed the scanners sub-package. It will become its own package.
Removed test_printqueue.py.

Removed
=======

* Unit tests for printqueue are now under the printqueue subpackage.
Changed to use find_packages fuction.
Removed templatefiles subpackage.

Removed
=======

* Removed the templatefiles subpackage. It will become its own package.
Removed components sub-package.

Removed
=======

* Removed components subpackage. It will become its own package.
Fixed failing unit tests.

Fixed
=====

* Fixed failing unit tests. These were mostly import errors with the new
  package structure.
Removed html_block module.

Removed
=======

* Remove the html_block module. It will become its own separate module.
  It doesn't really have anything to do with the component modeling
  tools anyway.
Fixed doctest typo.
Removed import of removed html_block module.