Fixed wrong use of empty()
Status messages of the listview moved from popup to status bar
Added job to copy plugin files without having to rebuild
Improved ISBN import to use a simple name parser by default. Added a preference key to configure this. Refactored bibliograph_WebApis_*
Removed old code
ISBN import now skips to next connector when one encounters an i/o error
Fixed bug with selection
Fixed bug with display of formatted referenced
Fixed bug with client side error on removing references