Add swiftCode property to Method, and default swiftSource template that supports listeners and swiftCode if provided.
Add swiftCode property to Method, and default swiftSource template that supports listeners and swiftCode if provided.

jlhughes/foam,foam-framework/foam,jacksonic/foam,foam-framework/foam,jacksonic/foam,mdittmer/foam,mdittmer/foam,foam-framework/foam,jacksonic/foam,jacksonic/foam,jlhughes/foam,mdittmer/foam,mdittmer/foam,jlhughes/foam,foam-framework/foam,jlhughes/foam,foam-framework/foam