Major changes in 3.21.92: * Fix libgd warning (Bastien Nocera) * Numerous batch renaming improvements and fixes (Alex Pandelea, Carlos Soriano) * Detect .bz and .xz as extensions for renaming (Alex Pandelea) * Fix operations popover too small (Ernestas Kulik) * Add dummy --no-desktop option so Dropbox plugin works again (Carlos Soriano) * Fix build when using the --disable-tracker compile time option (Carlos Soriano)