task/ta-comms-01 -- comms_map

nparcel/b2cconfig.py
* new method comms_map() returns the BU based comms flags in a simpler
  dictionary lookup
task/ta-comms-02 -- factor out the loader comms facility

nparcel/loader.py
* new method comms() that manages the comms event files
task/ta-comms-03 -- factor out the comms trigger algorithm

nparcel/loader.py
* new method trigger_comms() that has the algorithm to
  determine if this loader scenario is to trigger a comms event
task/ta-comms-04 -- update condition map to support service_code based
comms

nparcel/b2cconfig.py
* new items in FLAG_MAP global, "send_sc_1" and "send_sc_2"

nparcel/conf/nparceld.conf
* add items to conditions coning option:
  - Pos 09 send comms if service_code 2
  - Pos 10: send comms if service_code 3
task/ta-comms-05 -- handle service_code 1 and 2 jobs

nparcel/loader.py
* updated the trigger_comms() method to handle the
  send_sc_1 and send_sc_2 config options