Added std::pair wrappers for C#

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@7220 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Lib/csharp/std_pair.i

@@ -0,0 +1,35 @@
+//
+// SWIG typemaps for std::pair
+// Luigi Ballabio
+// July 2003
+//
+// Common implementation
+
+%include std_common.i
+%include exception.i
+
+// ------------------------------------------------------------------------
+// std::pair
+// ------------------------------------------------------------------------
+
+%{
+#include <utility>
+%}
+
+namespace std {
+
+  template<class T, class U> struct pair {
+
+    pair();
+    pair(T t, U u);
+    pair(const pair& p);
+
+    template <class U1, class U2> pair(const pair<U1, U2> &p);
+
+    T first;
+    U second;
+  };
+
+  // add specializations here
+
+}