applied patch from Jan Heller that improves readability by using the newly

applied patch from Jan Heller that improves readability by using the newly

* babl/babl-classes.h:
* babl/babl-conversion.c:
* babl/babl-db.c:
* babl/babl-fish-path.c:
* babl/babl-fish.c:
* babl/babl-format.c:
* babl/babl-internal.h:
* babl/babl-introspect.c:
* babl/babl-list.c:
* babl/babl-list.h:
* babl/babl-model.c:
* babl/babl-sampling.c:
* babl/babl-sanity.c:
* babl/babl-type.c:
* babl/babl-util.[ch]: applied patch from Jan Heller that improves
readability by using the newly introduced BablList structure.

svn path=/trunk/; revision=300