Google SpreadsheetApp for editing tabular data from Wikimedia Commons
To install:
- Under "Tools" > "Script editor" add the javascript
- create 3 sheets: "interface", "edit" and "load"
- on "load" set A1 to
=init(interface!A1) - on "interface" create three buttons insert > drawings
- right click on the button and assign the script "resetButton", "mergeButton" and "submitButton"
- use the resetButton once before first use