remove unused #include <wxfstream.h> from several places

eeschema/class_library.cpp

@@ -44,7 +44,6 @@
 
 #include <wx/tokenzr.h>
 #include <wx/regex.h>
-#include <wx/wfstream.h>
 
 static const wxChar* duplicate_name_msg =
 _( "Library <%s> has duplicate entry name <%s>.\n\

eeschema/lib_export.cpp

@@ -39,7 +39,6 @@
 #include <wildcards_and_files_ext.h>
 
 #include <wx/filename.h>
-#include <wx/wfstream.h>
 
 
 extern int ExportPartId;

eeschema/libarch.cpp

@@ -41,8 +41,6 @@
 #include <class_library.h>
 #include <sch_component.h>
 
-#include <wx/wfstream.h>
-
 
 bool SCH_EDIT_FRAME::CreateArchiveLibrary( const wxString& aFileName )
 {

eeschema/libedit.cpp

@@ -47,8 +47,6 @@
 
 #include <dialogs/dialog_lib_new_component.h>
 
-#include <wx/wfstream.h>
-
 
 void LIB_EDIT_FRAME::DisplayLibInfos()
 {

eeschema/netform.cpp

@@ -1055,7 +1055,6 @@ XNODE* NETLIST_EXPORT_TOOL::makeGenericComponents()
     return xcomps;
 }
 
-#include <wx/wfstream.h>        // wxFFileOutputStream
 
 bool NETLIST_EXPORT_TOOL::WriteKiCadNetList( const wxString& aOutFileName )
 {

eeschema/symbedit.cpp

@@ -42,7 +42,6 @@
 #include <wildcards_and_files_ext.h>
 
 #include <boost/foreach.hpp>
-#include <wx/wfstream.h>
 
 
 void LIB_EDIT_FRAME::LoadOneSymbol()

include/richio.h

@@ -597,9 +597,9 @@ public:
      * Constructor
      * @param aFileName is the full filename to open and save to as a text file.
      * @param aMode is what you would pass to wxFopen()'s mode, defaults to wxT( "wt" )
-     *   for text files that are to be created here and now.
-     * @param qQuoteChar is a C string holding a single char used for quoting
-            problematic strings (with whitespace or special characters in them).
+     *      for text files that are to be created here and now.
+     * @param qQuoteChar is a char used for quoting problematic strings
+            (with whitespace or special characters in them).
      * @throw IO_ERROR if the file cannot be opened.
      */
     FILE_OUTPUTFORMATTER(   const wxString& aFileName,

pcb_calculator/datafile_read_write.cpp

@@ -34,7 +34,6 @@
 #include <pcb_calculator_datafile_lexer.h>
 #include <class_regulator_data.h>
 #include <datafile_read_write.h>
-#include <wx/wfstream.h>
 #include <build_version.h>
 
 

pcbnew/specctra.cpp

@@ -56,7 +56,6 @@
 #include <class_track.h>
 
 #include <specctra.h>
-#include <wx/wfstream.h>        // wxFFileOutputStream
 
 
 namespace DSN {