Kenji Rikitake

Some thoughts: - Moving out the quadrant is OK, but once getting out of the quadrant, the Klingon should stop - On BSDtrek/luatrek the energy of Klingons will be replenished...

On random-walking like behavior: calling erltrek_galaxy:({ship, {impulse, Course}) on every tick with randomized course is something like taking a real random walk, because the speed [sector/sec] \* delta time [sec]...

So far I only can guess it's an unexpected (i.e., not working as the code writer thins) behavior of gen_fsm inside erltrek_klingon_commander.erl. My gen_fsm skill is still at the novice...

See also #20

Adding type specs complete for the existing source. Some dialyzer errors detected; must investigate the semantics.

Some files under `src/` do not include `include/erltrek.hrl`. This should be fixed.

Including `include/erltrek.hrl` is done by https://github.com/jj1bdx/erltrek/commit/a8a4287e0dfdad6d779482d1f7435544d4ce964e.

No objection on bumping _back_ to the polar coordinate system as in the original BSDtrek/luatrek. A course/distance computer should be implemented as well (and will get damaged).

I've found that when the following `Content-Security-Policy` HTTP header is set on the Web server (Apache in the following example), inline styles are prohibited and rejected by the browser, so...

@long2ice Use a local copy of `grip-styles.css`. I won't guarantee that the URL at `radio.jj1bdx.tokyo` will remain the same.