Account for first and last subset special cases.
Updated configuration classes to include slicer's newer options
ExtrusionWidthConfiguration added
Added a few more fields to PrintJob
Added verbose gcode field to PrintJob
No longer hard coding newer slicer options in slicing engine wrapper
Change temperature delta field to int instead of double
Updates to Normalizer and Slicing Engine Wrapper implementations and tests
Updates and addition of some test files
CoolingConfiguration (forgot to commit this earlier)
Adding the rest of the J3D lib files
Fixed Some Tests
Added Stl Delete, Import, Get, and file lists
updated Test and DB
added Test Tracker Spreadsheet
Fixed Windows File System issue with DB
Database directory is not longer ignored
Modified Preprocessing and Processing tests to delete the files they create before each test run.
* Added HardwareConfiguration Object.
* Added refs to PrintJobConfiguration Object of HardwareConfiguration instance.