* gegl/buffer/gegl-buffer-linear.h: removed.
* gegl/buffer/Makefile.am: updated.
* gegl/buffer/gegl-buffer-private.h: removed include of
gegl-buffer-linear.h
* gegl/buffer/gegl-buffer.h: moved definitions of linear buffer API
here.
* tests/buffer/buffer-test.c: do not directly include the
gegl-buffer-linear.h header from the GEGL sourcetree anymore.

svn path=/trunk/; revision=2517