Updated Boost datetime Examples Translated (markdown)

Boost-datetime-Examples-Translated.md

@@ -27,16 +27,16 @@ look if ported to this library.
 
 <a name="Dates_as_Strings"></a>
 ### Dates as String
+```c++
+#include "date.h"
+#include <cassert>
+#include <iostream>
+#include <sstream>
+#include <exception>
 
-    #include "date.h"
-    #include <cassert>
-    #include <iostream>
-    #include <sstream>
-    #include <exception>
-
-    int
-    main()
-    {
+int
+main()
+{
     using namespace date;
     using namespace std;
     try
@@ -68,8 +68,8 @@ look if ported to this library.
     {
         cout << "Exception: " << e.what() << '\n';
     }
-    }
-
+}
+```
 <a name="Days_Alive"></a>
 ### Days Alive