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/wfstream.cpp

@@ -138,7 +138,10 @@ wxFileOutputStream::~wxFileOutputStream()
 size_t wxFileOutputStream::OnSysWrite(const void *buffer, size_t size)
 {
   size_t ret = m_file->Write(buffer, size);
-  m_lasterror = wxStream_EOF; // TODO
+  if (m_file->Error())
+    m_lasterror = wxStream_WRITE_ERR;
+  else
+    m_lasterror = wxStream_NOERROR;
   return ret;
 }