release 2.4.16

refactor: move all self written dependencies into the project, remove…

…d pixiv support

update (booruapi): 2.4.6

update (booruapi): 2.4.6

feat (download): add setting to save tags in separate txt file

update: random changes to be able to build again, update booruapi (ca…

…n see post tags using rule34.xxx again)

update: update booruapi

removed firebase, fixed gelbooru

removed firebase, fixed gelbooru

fixed 3 bugs

1) can install app again
2) all selected images are downloaded
3) added tags are now added to the correct server