Windows 64bit build: Fix corrupted images in MOBI files causing crash.  Fixes #1264534 [calibre-parallel has stopped working](https://bugs.launchpad.net/calibre/+bug/1264534)

Loads the PIL C extensions from the file system as they apparently use
exceptions that cause crash with MemoryModule
Fix sort restoring on fields not present as columns not working

Book list: Fix sorting on fields that are not viewable as columns not
being restored on calibre restart. Also fix sorting on the Title field
via the right click menu not being restored.