* fileio.c (write_region): * epa-file.el (epa-file-write-region): * jka-compr.el (jka-compr-write-region): * ange-ftp.el (ange-ftp-write-region): * tramp-gvfs.el (tramp-gvfs-handle-write-region): * tramp-sh.el (tramp-sh-handle-write-region): * mm-util.el (mm-append-to-file): Functions now output characters written in addition to file name. * files.texi: Added documentation to write-region and append-to-file describing their output.
