public static SimpleModuleDefinition simple(String name, ModuleType type, String location) {
		return new SimpleModuleDefinition(name, type, location);
	}
Create a new definition for a simple module (one where its implementation code can be located). Interpretation
of the location of that code is left other class(es).
@param name the name of the module
@param type the type of the module
@param location where the 'code' for the module can be found
spring-xd-module/src/main/java/org/springframework/xd/module/ModuleDefinitions.java