Setup custom post type for EDGE Category;
Beginning of: Dropping custom database table for EDGE categories & relationships
Improve options page
	Allows for easier setting of import data path, no need to reconfigure when moving site to new domain (e.g. local, staging, production)
	Easier adding of new options
	Temporarily disabled image adding while migration development for Shopp 1.2 is underway
Add Shopp object by reference to improve memory use
Tidy and improve readability
Name and version changed
Removed deprecated menus
Clean database before import: code altered for Shopp 1.2
Code improved for readability and efficiency
Log function improved & added option to display logging in front end interface
Removed checking for next db id - unnecessary and problematic method
Tidy and improve code readability
Merge commit '0fed0b9e38b00ef4ef11c83ebb67e24564cc2821' into develop

* commit '0fed0b9e38b00ef4ef11c83ebb67e24564cc2821':
  Tidy and improve code readability
  Removed checking for next db id - unnecessary and problematic method
  Log function improved & added option to display logging in front end interface
  Code improved for readability and efficiency
  Clean database before import: code altered for Shopp 1.2
  Removed deprecated menus
  Name and version changed
  Tidy and improve readability
  Add Shopp object by reference to improve memory use
  Improve options page 	Allows for easier setting of import data path, no need to reconfigure when moving site to new domain (e.g. local, staging, production) 	Easier adding of new options 	Temporarily disabled image adding while migration development for Shopp 1.2 is underway
  Setup custom post type for EDGE Category; Beginning of: Dropping custom database table for EDGE categories & relationships