editing thing to get it to run.

create the couchdb you are going to save stuff to... that seems to be
the biggest edit that I did here

modified:   lib/copy_to_couchdb.js
modified:   lib/couch_file.js
require calvad_areas, drop pointless requires

Modified   lib/trigger_R_gridwork.js
Modified   package.json
it runs.  doesn't work of course, but fires up R

minor edits to calling script to set the cwd properly.  also added git
ignore to ignore component stuff, and corrected the ridiculous prior
commit of package.json for calvad_areas