Changed key length check
Settings path is now saved to config object
Tidied up import_list()
Rewrote new file info text in import_list()
Renamed settings subsections.
Added text based menu.
Moved batch operations to seperate function.
Added option to keep window open after program finish.
Merge branch 'master' of https://github.com/woodenphone/Derpibooru-dl.git
Merge branch 'master' of https://github.com/woodenphone/Derpibooru-dl.git