private static void printUsage()
{
Console.WriteLine("Arguments:");
Console.WriteLine("Path to VS 2010 or VS 2012 solution file");
Console.WriteLine("[/target=2012|2010|2008|2005] - target version of Visual Studio; 2008 by default");
Console.WriteLine("[/output=...] - where to put converted files; directory with solution by default");
Console.WriteLine("[/solutionpostfix=...] - postfix added to result solution; no postfix by default");
Console.WriteLine("[/replacesolutionpostfix=...] - postfix to replace in original solution; no postfix by default");
Console.WriteLine("[/projectpostfix=...] - postfix added to result projects; no postfix by default");
Console.WriteLine("[/replaceprojectpostfix=...] - postfix to replace in original projects; no postfix by default");
}