includes cleaning

src/ncmpcpp.cpp

@@ -25,6 +25,7 @@
 #include <iostream>
 #include <fstream>
 #include <map>
+#include <stdexcept>
 
 #include "mpdpp.h"
 #include "ncmpcpp.h"
@@ -88,6 +89,10 @@
 
 using namespace MPD;
 
+using std::make_pair;
+using std::string;
+using std::vector;
+
 ncmpcpp_config Config;
 ncmpcpp_keys Key;