Ocx

Changed
* [Error in VesselRef and StiffenerRef: Missing mandatory GUIDRef 168](https://github.com/OCXStandard/OCX_Schema/issues/168)

Changed
* [compartmentPurpose is missing purposes 147](https://github.com/OCXStandard/OCX_Schema/issues/147)
* [Add a boolean to RefPlane to say if it is part of the vessel display grid 160](https://github.com/OCXStandard/OCX_Schema/issues/160)
* [HalfRoundBar schema is inconsistent with respect to the attributes "Height" and "Width" 157](https://github.com/OCXStandard/OCX_Schema/issues/157)
* [EdgeReinforcement on edges defined by GridRef bounds are not supported in schema 3.0.0/3.0.1 156](https://github.com/OCXStandard/OCX_Schema/issues/156)

Fixed
* [Documentation of EnumeratedRootUnit:prefix is wrong 141](https://github.com/OCXStandard/OCX_Schema/issues/141)

Changed
* [EdgeReinforcement on edges defined by GridRef bounds are not supported in schema 3.0.0/3.0.1 156](https://github.com/OCXStandard/OCX_Schema/issues/156)
* [Consistancy of GUIDRef/id between reference and referenced 154](https://github.com/OCXStandard/OCX_Schema/issues/154)

Fixed
* [Add Hole Curve Reference for EdgeReinforcements 145](https://github.com/OCXStandard/OCX_Schema/issues/145)