initial fix of using up curl connections

modified:   Rwork/data.model.R
instead of firing one request per doc to couchdb, make a bulkdocs call

working in test session, haven't run in production script yet.

modified:   Rwork/fetchFiles.R

use one curl handle per thread

deleted:    Rwork/monthloop.R
deleted:    Rwork/monthloop.multipoint.R

useless old files were confusing me, so off they go.
running in the production loop

modified:   Rwork/data.model.R
fixed some minor bugs (local=TRUE sort of thing)  deleted some print
statements from debugging