Initialize Buttons and Image Upload Modal; Update Detail Page Structure and Image Display

- [x] Initialize `Edit`, `Cancel`, `Publish` buttons for authenticated users;
- [x] Initialize `Image Uploading` buttons for authenticated users;
- [x] Initialize image uploading modal;
- [x] For the row orders: `Instrument Names in Different Languages` should on the top; then `Image`; `Wikidata ID`, `Hornbostel-Sachs Classification` and `MIMO Classification` should be at the bottom; (this is similar to the structure in wikidata, for example: https://www.wikidata.org/wiki/Q6607)
- [x] Images should be smaller in the detail page;
- [x] Should support displaying more than one images in detail page;