Add upload functionality directly to package manager grid
remove commented-out line for ocd
Add new processor to allow custom core_path location
Restrict upload to zip only, and switch to new processor
Add upload functionality directly to package manager grid

* origin/pr/675:
  Restrict upload to zip only, and switch to new processor
  Add new processor to allow custom core_path location
  remove commented-out line for ocd
  Add upload functionality directly to package manager grid