Ocx

Schema release version

Change
* [Wrong cardinality on PlateCutBy 148](https://github.com/OCXStandard/OCX_Schema/issues/148)

Committed missing changes in previous commits:
* [ReferenceBase_T: remove mandatory name attribute 144](https://github.com/OCXStandard/OCX_Schema/issues/144)
* [ConnectedBracketRef_T missing its ref. 123](https://github.com/OCXStandard/OCX_Schema/issues/123)

Fixed
* [Add type to Occurrence 98](https://github.com/OCXStandard/OCX_Schema/issues/98)
* [CellBoundary does not hav a refType 100](https://github.com/OCXStandard/OCX_Schema/issues/100)
* [Make SurfaceCollection unbounded 102](https://github.com/OCXStandard/OCX_Schema/issues/102)
* [Wrong cardinality on curves in CompositeCurve3D 103](https://github.com/OCXStandard/OCX_Schema/issues/103)
* [Remove SlotContour from Panel 109](https://github.com/OCXStandard/OCX_Schema/issues/109)

Changed
* [Modify TraceLine and OuterContour to reflect the change of CompositeCurve3D 105](https://github.com/OCXStandard/OCX_Schema/issues/105)
* [Add SeamRef and HoleRef to Occurrence 107](https://github.com/OCXStandard/OCX_Schema/issues/107)
* [Make catalogue items to have a mandatory name 111](https://github.com/OCXStandard/OCX_Schema/issues/111)
* [Change UserDefinedBarSection to use CustomProperty 113](https://github.com/OCXStandard/OCX_Schema/issues/113)