allow canceling of note type selection (#849)
fix duplicate search in browser (#855)
fix crash on linux when pasting invalid url (#858)
fix drag&drop of images with # char (#867)
fix main window coming to top after paste on win (#456)
allow a few more audio formats in paste
fix rescheduling of relearn cards (#874)

- need to reset 'odue'
- also need to reset 'due' so the new cards don't take on - timestamp
  positions
correctly decode %-escaped utf8 when pasting (#865)
clearer options group warning (#661)
fix bug where 2 buttons shown on second learn step (#864)
log updates & duplicates (#859)
check checksum of all filename alternatives when adding media

patch thanks to Julien Baley
strip implicit span from copy&paste (#777)
full media scan on fat32 drives (#844)
don't shorten deck descriptions anymore (#467)
shuffle after importing when random on (#576)