Changed CycleFile property to return a copy of the CycleFile stream to avoid stream corruption while adding the cycle to the cache

added null-conditional operator when accessing engine data (to prevent null reference exceptions for PEV-vehicles)

added IXMLMockupReport interface, refactored ManufacturerReports, implemented WriteMockupResult method

added InputData to VectoRunData and implemented Initialize Method in AbstractCustomerReport and AbstractManufacturerReport

This reverts commit fa87e45e.