1.0.84 - Bug fix: allow ripper to continue when stopped

Closes #106
1.0.85 - Fix for Modelmayhem ripper

Closes #104
1.0.86 - Fix imagefap albums larger than 1k images

Mentioned in #8
Merge remote-tracking branch 'upstream/master'
Fixed the hack regarding file format fallback

Changed the DownloadFileThread per-ripper hack into broader support for
different filetypes, now usable for any filetype fallback needed in
future rippers as well