Prevent replacing of .net 4 dlls when installing .net 4.5

You can't have them both, .Net 4.5 is an in-place upgrade to 4.0.

References:

  • Compatibility of .NET Framework 4.5
  • Does .net 4.5 work side by side with .net 4.0?
  • Does installing .NET 4.5 REALLY replace .NET 4.0 assemblies?
  • .NET 4.5 and .NET 4 Won't Coexist