Suppress warning about non-compliant CSharp version string
Suppress warning about non-compliant CSharp version string

The following warning is from a RHEL7 system:
/.../SimpleITK-build/SimpleITK-build/Wrapping/CSharp/CSharpSources/AssemblyInfo.cs(25,12):
warning CS7035: The specified version string `1.1.0.dev3117-g63ad8'
does not conform to the recommended format major.minor.build.revision

kaspermarstal/SimpleElastix,kaspermarstal/SimpleElastix,kaspermarstal/SimpleElastix,kaspermarstal/SimpleElastix,kaspermarstal/SimpleElastix,kaspermarstal/SimpleElastix,kaspermarstal/SimpleElastix