Fixed more '_' issues

Fixed all places that \begin{verbatim} and \end{verbatim} were not on lines by themselves (which tex2rtf cannot handle).
Changed all \verb$....$ occurrances to \tt{....}


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10307 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/calctrl.tex

@@ -85,14 +85,16 @@ Note that changing the selected date will result in either of
 The following are the possible return values for 
 \helpref{HitTest}{wxcalendarctrlhittest} method:
 
+{\small
 \begin{verbatim}
 enum wxCalendarHitTestResult
-\{
+{
     wxCAL_HITTEST_NOWHERE,      // outside of anything
     wxCAL_HITTEST_HEADER,       // on the header (weekdays)
     wxCAL_HITTEST_DAY           // on a day in the calendar
-\};
+}
 \end{verbatim}
+}
 
 \wxheading{See also}
 
@@ -296,9 +298,9 @@ Here are the possible kinds of borders which may be used to decorate a date:
 \begin{verbatim}
 enum wxCalendarDateBorder
 {
-    wxCAL\_BORDER\_NONE,          // no border (default)
-    wxCAL\_BORDER\_SQUARE,        // a rectangular border
-    wxCAL\_BORDER\_ROUND          // a round border
+    wxCAL_BORDER_NONE,          // no border (default)
+    wxCAL_BORDER_SQUARE,        // a rectangular border
+    wxCAL_BORDER_ROUND          // a round border
 }
 \end{verbatim}