Completed moving the hardcoded <script> and <style>'s from the admin output into external css and js prepped by Grunt
Reorded the methods within the core class to be ordered more 'chronologically' to their use/hierarchy within the context of core.. moved the update routine to the bottom
Added an example within the singleton class docblock which depicts use of the reusable singleton class
Added some more comments to the 2.6 update routine