+ move implementation of Base::ifstream and Base::ofstream to header and remove export macro.

This is needed for VS 2013 to avoid that it exports methods of the base class and thus causing linker errors for modules that link FreeCADBase

src/Base/Stream.h

@@ -35,6 +35,7 @@
 #include <sstream>
 #include <string>
 #include <vector>
+#include "FileInfo.h"
 
 class QByteArray;
 class QIODevice;
@@ -302,12 +303,21 @@ class FileInfo;
  * while on Linux platforms the file name is UTF-8 encoded.
  * @author Werner Mayer
  */
-class BaseExport ofstream : public std::ofstream
+class ofstream : public std::ofstream
 {
 public:
     ofstream(const FileInfo& fi, ios_base::openmode mode =
-                                 std::ios::out | std::ios::trunc);
-    virtual ~ofstream();
+                                 std::ios::out | std::ios::trunc)
+#ifdef _MSC_VER
+    : std::ofstream(fi.toStdWString().c_str(), mode)
+#else
+    : std::ofstream(fi.filePath().c_str(), mode)
+#endif
+    {
+    }
+    virtual ~ofstream()
+    {
+    }
 };
 
 /**
@@ -316,12 +326,21 @@ public:
  * while on Linux platforms the file name is UTF-8 encoded.
  * @author Werner Mayer
  */
-class BaseExport ifstream : public std::ifstream
+class ifstream : public std::ifstream
 {
 public:
     ifstream(const FileInfo& fi, ios_base::openmode mode = 
-                                 std::ios::in);
-    virtual ~ifstream();
+                                 std::ios::in)
+#ifdef _MSC_VER
+    : std::ifstream(fi.toStdWString().c_str(), mode)
+#else
+    : std::ifstream(fi.filePath().c_str(), mode)
+#endif
+    {
+    }
+    virtual ~ifstream()
+    {
+    }
 };
 
 } // namespace Base