Added 3 Geometry, 3 SliceList and 6 Sample Test cases.

Geometry Test Cases:
- ArrayOfLines_WithSliceNode
- ExtrudeArrayOfOpenCurves
- ExtrudeArrayOfClosedCurves

SliceList Test Cases:
- SliceList_SimpleTest
- SliceList_Complex
- SliceList_Negative

Sample File Test Cases:
- Transforms_TranslateAndRotatesequence
- Transforms_TranslateAndRotate
- Formulas_FormulaCurve
- Formulas_ScalableCircle [Ignored]
- Spreadsheets_ExcelToStuff [Ignored]
- Spreadsheets_CSVToStuff

Also un-commented earlier commented out test cases and marked them as ignored.