Added GSocket for Unix (only GTK for the moment)

Updated wxSocket to use GSocket API
Added a progress bar to client.cpp
Added CopyTo to wxMemoryOutputStream to copy the internal buffer to a specified buffer.
Various changes/fixes to the high-level protocols FTP/HTTP
Various Unicode fixes
Removed sckint.*


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3085 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/textcmn.cpp

@@ -148,7 +148,7 @@ wxTextCtrl& wxTextCtrlBase::operator<<(long i)
     return *TEXTCTRL(this);
 }
 
-wxTextCtrl& wxTextCtrlBase::operator<<(const char c)
+wxTextCtrl& wxTextCtrlBase::operator<<(const wxChar c)
 {
     return operator<<(wxString(c));
 }