README.md: Improved it and removed some outdated info.

README.md: some line wrapping

minimu9-ahrs-calibrate man page: Document the fact that it passes its

command-line arguments on.

Fixed the Makefile to install all 3 man pages. Added to the shell scr…

…ipt. Bumped version to 1.1.1.

Some fixes to the man page, taking into account that we have options …

…other than /dev/i2c-0 now.

Bumped to version 1.0.0. This should be good enough to make a usable …

…package, though the man page is just a stub right now.

Bumped version to 0.0.2.

Changed version number to 0.0.1.

Changed version number to 0.0.0. Anything below 1.0.0 is just a pract…

…ice release for me to learn how to make debian packages.