Doc fixes N-Z edition. Thanks to Arnout for pointing these out. Also I fixed some others as I went along...

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31805 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/radiobox.tex

@@ -176,10 +176,6 @@ Returns the number of items in the radiobox.
 
 Returns the radiobox label.
 
-\constfunc{wxString}{GetLabel}{\param{int }{n}}
-
-Returns the label for the given button.
-
 \wxheading{Parameters}
 
 \docparam{n}{The zero-based button index.}
@@ -237,9 +233,6 @@ Returns the number of buttons in the radiobox.
 
 Sets the radiobox label.
 
-\func{void}{SetLabel}{\param{int }{n}, \param{const wxString\&}{ label}}
-
-Sets a label for a radio button.
 
 \wxheading{Parameters}