spark and hadoop are "provided" for spark sub-project
moving spark JSON package into it's own file for consistency
updating nscala-time and joda-time dependency
added Histogram JSON format (used in catalogs)
removing conflicting types
RasterRDD mapTiles -> mapRows, mapTiles and mapKeys do what they say.
Dimension does not exist in spark anymore
fix: tile size does not change with zoom level
default tile size is 256
removing old JSON package formats
Catalogs now calculate and store raster histogram on save (required to paint tiles quickly and correctly)
fix: Pyramid down works again
Accumulo driver calculates splits and maps locality group to each layer column(s)
cleanup of _Args, removing dead dependencies (using spark-submit to lunch things now)
added zonal summary methods for Raster RDD
fix: HDFS utils need to use target path to generate FS object
fix: updating for removed types
add some notes to sparkUtils
fix: EC2 spark worker/client refuses to use local IP, need to refer to it by private DNS name
increase spray timeout for long-running requests