* include/gphoto2-filesys.h:
* libgphoto2/filesys.c: Cache folders and files, too (that is, only
query them from the camera when needed.
* frontends/command-line/main.c: Don't require a port with
"Directory Browse".
* camlibs/konica/library.c: Use the new functions
* camlibs/directory/directory.[c,h]: Use the filesystem
* tests/test-filesys.c: Demonstrate the use of the new functions.
git-svn-id: https://svn.code.sf.net/p/gphoto/code/trunk/libgphoto2@2095 67ed7778-7388-44ab-90cf-0a291f65f57c
db161947e9