Zayo zColo: Testing with image upload

This adds a column to the Advertisement Configuration table which will allow on-the-fly calculation of the full monthly price for an ad instance.

• Adds method that allows the base CPM for each selectable ad type to be calculated
• Adds a method that creates an array of those ad instances
• The array is used in the view with a name and cpm array ([['Ad Type 1', 30], ['Ad Type 2', 60]...])
• This array is passed to a stimulus controller
• The controller determines which has been selected and how many instances
• It listens for changes on all the select fields

• It finds all the fields with the same index to do get data for calculation
• It does the math while handling null for map pages which do not use impressions
• It populates the column with the new total dynamically