fixed compilation error on VC2010

git-svn-id: http://find-object.googlecode.com/svn/trunk/find_object@238 620bd6b2-0a58-f614-fd9a-1bd335dccda9

src/utilite/UConversion.cpp

@@ -24,6 +24,10 @@
 #include <string.h>
 #include <stdio.h>
 
+#ifdef WIN32
+#include <windows.h>
+#endif
+
 std::string uReplaceChar(const std::string & str, char before, char after)
 {
 	std::string result = str;