Display Scribo errors on std::cerr, not std::cout.

	* scribo/scribo/text/merging.hh,
	* scribo/scribo/text/recognition.hh:
	Here.

scribo/ChangeLog

+2013-08-27  Roland Levillain  <roland@lrde.epita.fr>
+
+	Display Scribo errors on std::cerr, not std::cout.
+
+	* scribo/scribo/text/merging.hh,
+	* scribo/scribo/text/recognition.hh:
+	Here.
+
 2013-08-27  Roland Levillain  <roland@lrde.epita.fr>
 
 	Remove Scribo debug code making side effects on streams.

scribo/scribo/text/merging.hh

@@ -787,7 +787,7 @@ namespace scribo
 
 		else  // FIXME: Remove!  since included in a non-text-line, so not drawn, so inclusion impossible!!!!!!!!!!
 		{
-		  std::cout << "error: should NOT happen (a text line included in a NON-text-line (so not drawn!!!)" << std::endl;
+		  std::cerr << "error: should NOT happen (a text line included in a NON-text-line (so not drawn!!!)" << std::endl;
 		  ++count_txtline_IN_junk;
 
 		  // a non-text-line (probably a drawing or a frame) includes a text line

scribo/scribo/text/recognition.hh

@@ -308,7 +308,7 @@ namespace scribo
       tesseract::TessBaseAPI tess;
       if (tess.Init(NULL, language, tesseract::OEM_DEFAULT) == -1)
       {
-	std::cout << "Error: cannot initialize tesseract!" << std::endl;
+	std::cerr << "Error: cannot initialize tesseract!" << std::endl;
 	abort();
       }
       tess.SetPageSegMode(tesseract::PSM_SINGLE_LINE);
@@ -396,7 +396,7 @@ namespace scribo
       tesseract::TessBaseAPI tess;
       if (tess.Init(NULL, language, tesseract::OEM_DEFAULT) == -1)
       {
-	std::cout << "Error: cannot initialize tesseract!" << std::endl;
+	std::cerr << "Error: cannot initialize tesseract!" << std::endl;
 	abort();
       }