encoding: add missing include in nfd-constants.hpp

refs #2091

Change-Id: I0319506eac91b5a97a0a882dc95473a4bb56eb0a
management: Controller accepts CommandOptions

refs #2039

The following are deprecated:

* Controller::start overloads, except the overload taking CommandOptions
* Controller::Sign typedef
* Controller::getDefaultCommandTimeout
* ControlCommand::getPrefix
* ControlCommand::getRequestName(ControlParameters)

Change-Id: I8c405498597bdca115b71eec87acf23d28a266b1