lhs_pdb and target display name
- Corrects use of lhs_pdb and ref_pdb in computed set uploads (Part of 1247)
- Uploads now need one of lhs_pdb or ref_pdb (previously ref_pdb was a requirement)
- Support for PUBLIC_TAS env variables (defines out-of the box public project titles) (Part of 1075)
- Add patch method to targets (Part of 1251)