add more logging to track import failures
fix demo script
  - update paths to reflect gradle locations
  - comment out HADOOP_HOME setting
remove debug
run treasury yield from gradle
light clean up
wrap execution in doLast {} so that it's only run in the execution phase
wrap execution in doLast {} so that it's only run in the execution phase
comment out ufo sightings example since it's never actually worked and doesn't even appear to be finished.
comment out ufo_sightings
try to disable uploadArchives for the enron example
try to disable uploadArchives for the examples
run the sensor data example from gradle
run the sensor data example from gradle
run the enron example from gradle
Mortar changes for mongo-hadoop connector

* Fix bugs with MongoOutputFormat’s updateKeys and multiUpdate.
* Better error message when people can’t connect to Mongo
* Added tests for splitting code
* bytearray is converted to pig DataByteArray
* If we don’t know the field of an inner object use convertBSONtoPigType
* Handle inner bags without a schema
* In schemaless mode convert a list to a bag. 
* Add option for loading the whole record as a chararray
Convert all embedded fields to BSON friendly data types.
Merge branch 'mortar_mongo_hadoop' into jkarn_new_master
Implement LoadMetadata interface so that illustrate works.
Merge branch 'mortar_mongo_hadoop' into jkarn_new_master