Added changed function lookup calls to use ParameterSearch instead of direct types.
Added support to parser for handling passing modes.
Added VML support for loading references.
Added support for declaraing methods with byref/byname parameters.
Added support for handling lambda expressions with parameter passing modes.
Added asblock and asthis keywords.
Changed VML to use a parameter type to contain passing mode info.
Added support to CLR VML for by reference arguments.
Added support for passing references of local variables and member variables.