See https://wikimedia.invisionapp.com/share/ZMOI9QK9TKS#/screens/324827163 & https://wikimedia.invisionapp.com/share/NJOIMI9D6SX#/screens/324924548
Acceptance criteria:
[] User sees "metadata" step in Special:UploadWizard (in between "describe" and "use"
[] Metadata step has 2 sets of "skip" and "publish" buttons, one on top, one at the bottom
[] Metadata step displays list of uploaded files on the left - clicking one of them displays it's respective image & depicts input form
[] One can enter depicts statements just like one can on the file page
[] Clicking "skip" advances to the next/last step, without submitting the depicts input (if any)
[] Clicking "publish" submits depicts input and one can see the statements on the file page
== QA Results
| **AC** | **Status** | **Details** |
| 1 | ✅ |T215304#5071491|
| 2 | ✅ |T215304#5071491|
| 3 | ✅ |T215304#5071491|
| 4 | ✅ |T215304#5071491|
| 5 | ✅ |T215304#5071491|
| 6 | ❌ |T215304#5071491|