Function execute

include/eepp/ui/widgetcommandexecuter.hpp:51–58

	}

	bool execute( const std::string& command ) {
		auto cmdIt = mCommands.find( command );
		if ( cmdIt != mCommands.end() ) {
			cmdIt->second();
			return true;
		}
		return false;
	}

	size_t commandCount() const { return mCommands.size(); }