WIP: ITk inclined rings
1/ InDetSLHC_Example + BarrelInclinedRef : cleanup of code acting the switch to unnamed LayoutOptions : Planar/Alpine stave processed according to the stave type defined in xml
2/ InDetTrackingGeometryXML + EndcapRingRef : support for inclined rings and shells (OB)
Edited by Sarka Todorova