Doubled size of URLs
Add a configure script (part of #8).

Instead of keeping the configuration in the git tree,
use a real config.sample.js template and a configure
script that prompts for variables.

make will put these variables (and the version) into a newly
created config.js file.
Rename muc_service to mucService.
Merge branch 'master' into calref
automatically run configure if .config.status is missing.
Merge branch 'master' into calref