Fix RGifs ripper

[Tush-r]

Category

• [x] a bug fix (Fixes #180, fixes #108 )

Description

• Fix RedGifs ripper.
• Add support for both tags and search urls.
• Add support for urls with sort order.
• Add support for single link galleries with multiple images.
• Use single token for all rips in an app session.

Testing

Required verification:

• [ ] I've verified that there are no regressions in mvn test (there are no new failures or errors).
• [x] I've verified that this change works as intended.
  • [x] Downloads all relevant content.
  • [x] Downloads content from multiple pages (as necessary or appropriate).
  • [x] Saves content at reasonable file names (e.g. page titles or content IDs) to help easily browse downloaded content.
• [ ] I've verified that this change did not break existing functionality (especially in the Ripper I modified).

Optional but recommended:

• [x] I've added a unit test to cover my change.