download.save_order not working for Deviantart

[ghost]

• Ripme version:
• Java version: build 1.8.0_181-b13
• Operating system: Windows 10 (OS Build 17763.316)
• Exact URL you were trying to rip when the problem occurred: https://www.deviantart.com/bonekrishna/gallery/
• Please include any additional information about how to reproduce the problem: Try to rip the gallery

Expected Behavior

Add numbers to the file name for easier sorting

Actual Behavior

No numbers where added, making sorting the files correctly impossible (an example of the file name of a downloaded file: " ambassador_for_madness_by_bonekrishna_dcgqk0i-fullview.jpg ")

[metaprime]

[Mega-Thread] DeviantArt ripper is broken; yes we know -- de-duping all other DeviantArt issues to this one. #2063