dash: include <config.h> in all cpp files

On Win32, time_t can either be long or long long depending on #define's.
This caused linking failures.

modules/stream_filter/dash/http/HTTPConnection.h

@@ -25,10 +25,6 @@
 #ifndef HTTPCONNECTION_H_
 #define HTTPCONNECTION_H_
 
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
 #include <vlc_common.h>
 #include <vlc_plugin.h>
 #include <vlc_stream.h>

modules/stream_filter/dash/mpd/SegmentInfoCommon.cpp

@@ -22,6 +22,10 @@
  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  *****************************************************************************/
 
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
 #include "SegmentInfoCommon.h"
 
 #include "Segment.h"

modules/stream_filter/dash/mpd/SegmentInfoDefault.cpp

@@ -20,6 +20,9 @@
  * along with this program; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  *****************************************************************************/
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
 
 #include "SegmentInfoDefault.h"
 

modules/stream_filter/dash/mpd/SegmentTemplate.cpp

@@ -20,6 +20,9 @@
  * along with this program; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  *****************************************************************************/
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
 
 #include "SegmentTemplate.h"
 #include "SegmentTimeline.h"