backported IPAddress() from HEAD (patch 793048)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@23761 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/changes.txt

@@ -189,6 +189,7 @@ All:
 - wxHTTP input stream didn't detect EOF correctly
 - wxString::find_last_of() ignored "start" parameter (Robert Vazan)
 - a bug in wxArrayString::Shrink() fixed (Gunnar Roth)
+- added wxIPV4address::IPAddress()
 
 All (GUI):
 

docs/latex/wx/ipvaddr.tex

@@ -42,6 +42,16 @@ Returns TRUE on success, FALSE if something goes wrong
 
 Returns the hostname which matches the IP address.
 
+%
+% IPAddress
+%
+
+\membersection{wxIPV4address::IPAddress}
+
+\func{wxString}{IPAddress}{\void}
+
+Returns a wxString containing the IP address in dot quad (127.0.0.1) format.
+
 %
 % Service
 %