* Install ethercalc script in a platform-neutral way.

  Reported by: t0mst0ne
* Document --host / --port. Closes #128.
* Recompile with LiveScript 1.3.1
* Guard against server force-restart. May fix #117.

  Contributed by: Ejo Lin
Merge remote-tracking branch 'origin/master' into sandstorm
* 201411200 spk