Renamed 'Marker' to 'Junker' (UNTESTED)
Breaking more logical parts into namespaces. (NOT TESTED)

 * ZJH now has:
   * Vars      - For variables.
   * ZO        - For ZO objects and functions for local lookups.
   * Lua       - For Lua functions for local lookups.
   * AddonMenu - For Addon Menu related stuff.
   * BagCache  - For Bag Cache related stuff.
   * Junker    - For Junk classifying related stuff.
   * Handler   - For Handler related stuff.

 * No functionality changes as of yet, this is all just leading
   to make it easier to tack pieces on and keep them logically
   separated.