* camlibs/dimera/dimera3500.c: explicitly set the conversion method
to GP_FILE_CONVERSION_METHOD_CHUCK.
* camlibs/digita/digita.c: Move the conversion raw -> ppm to ...
* include/gphoto2-file.h:
* libgphoto2/file.c: ... here.
* include/gphoto2-filesystem.h:
* libgphoto2/filesys.c: Implement "dirty" folders.
git-svn-id: https://svn.code.sf.net/p/gphoto/code/trunk/libgphoto2@2080 67ed7778-7388-44ab-90cf-0a291f65f57c