newdb: Fix sorting of view not stable
Factor out the code to update the GUI, so it can be re-used
newdb: Speed up set_metadata() by not committing the db after individual field writes
Ensure that an error in set_metadata does not cause the memory and disk
data to diverge
Make ignore_errors also work for setting covers
...
Fix drag 'n drop of cover onto conversion dialog not working
newdb: Fix book_id->row mapping broken when asearch is in effect
Get Books: Add plugin for ebooki.allegro.pl store

Merge branch 'stores' of https://github.com/t3d/calibre
newdb: Fix displaying the languages column

Displaying the languages column for a book with no languages
was causing an error.
cdp plugin