OData4 Translator generates invalid metadata

The OData V4 translator does not generate metadata correctly in situations

1) When multiple navigations are defined on the EnitityType.
2) The PSEDEO column usage is incorrect, as this should be only used with ComplexType structures when the association to EntityType is made. But this is also used in cases where incorrect referential constraints are used. This may lead to the additional columns on Entities which are hard to resolve during the runtime.
3) Usage of MERGE property is also incorrect when multiple navigation properties are defined as these may be overridden for (1)