Docs: move a layout tweak from postprocessor to generator

etgtools/sphinx_generator.py

@@ -2893,7 +2893,7 @@ class XMLDocString(object):
                 pickleItem(desc, self.current_module, self.class_name, 'class')
 
         if self.overloads:
-            docstrings += '\n\n%s|overload| Overloaded Implementations:\n\n'%spacer
+            docstrings += '\n\n%s|overload| **Overloaded Implementations:**\n\n'%spacer
             docstrings += '%s:html:`<hr class="overloadsep" /><br />`\n\n'%spacer
 
             for index, over in enumerate(self.overloads):

sphinxtools/postprocess.py

@@ -669,9 +669,6 @@ def postProcess(folder, options):
         with textfile_open(filename, "rt") as fid:
             orig_text = text = fid.read()
 
-        text = text.replace('Overloaded Implementations:',
-                            '<strong>Overloaded Implementations:</strong>')
-
         for item in HTML_REPLACE:
             if item in ('class', 'py class'):
                 continue