create sub-projects

src/main/java/gov/usgs/earthquake/nshmp/netcdf/Netcdf.java

...java/gov/usgs/earthquake/nshmp/netcdf/NetcdfDataType.java

...gov/usgs/earthquake/nshmp/netcdf/NetcdfGroundMotions.java

.../gov/usgs/earthquake/nshmp/netcdf/NetcdfHazardCurves.java

...main/java/gov/usgs/earthquake/nshmp/netcdf/SiteClass.java

...a/gov/usgs/earthquake/nshmp/netcdf/data/BoundingData.java

...ava/gov/usgs/earthquake/nshmp/netcdf/data/NetcdfData.java

.../earthquake/nshmp/netcdf/data/NetcdfDataHazardCurves.java

...va/gov/usgs/earthquake/nshmp/netcdf/data/NetcdfShape.java

...ov/usgs/earthquake/nshmp/netcdf/data/ScienceBaseInfo.java

...sgs/earthquake/nshmp/netcdf/data/ScienceBaseMetadata.java

...ava/gov/usgs/earthquake/nshmp/netcdf/data/StaticData.java

.../earthquake/nshmp/netcdf/data/StaticDataHazardCurves.java

...v/usgs/earthquake/nshmp/netcdf/reader/BoundingReader.java

...uake/nshmp/netcdf/reader/BoundingReaderGroundMotions.java

...quake/nshmp/netcdf/reader/BoundingReaderHazardCurves.java

.../gov/usgs/earthquake/nshmp/netcdf/reader/NetcdfUtils.java

.../java/gov/usgs/earthquake/nshmp/netcdf/reader/Reader.java

...s/earthquake/nshmp/netcdf/reader/ReaderGroundMotions.java

...gs/earthquake/nshmp/netcdf/reader/ReaderHazardCurves.java