Fixed a bug in the to-xml option. It wasn't dealing with : characters properly.

I think this bug was introduced when I added support for dealing with Qt's signal:
and slot: constructs.

--HG--
extra : convert_revision : svn%3Afdd8eb12-d10e-0410-9acb-85c331704f74/trunk%403965

docs/htmlify/htmlify.cpp

@@ -11,7 +11,7 @@
 #include "to_xml.h"
 
 
-const char* VERSION = "3.4";
+const char* VERSION = "3.5";
 
 using namespace std;
 using namespace dlib;

docs/htmlify/to_xml.cpp

@@ -803,6 +803,7 @@ void process_file (
                             break;
 
                         case ':':
+                            token_accum.push_back(make_pair(type,token));
                             if (recently_seen_slots)
                             {
                                 token_accum.clear();