Changes with Version 0.18:

* Added a layout analyser able to process arbitrary pages.

* Added new option `--quiet'.

* The `--layout' option no more accepts an argument.

* The `--crop' option now accepts negative coordinates.

* New recognized letter; 'a' with ring above.

* Fixed recognition on files with a single big character.

* Fixed bug that didn't write maxval when saving pgm or ppm.

* Fixed some includes that prevented compilation with GCC 4.3.0.

* "make install-info" should now work on Debian and OS X.

* Makefile.in: Man page is now installed by default.

* New file testsuite/check.sh.

* Arg_parser updated to 1.2.

* Verbosity control of messages has been modified.