fixed header bug for DocumentClass.py and ClassicDocumentClass.py

StructuredText section failed to provide the actual colorizable text,
so in-line structured text items were being ignored.

lib/python/StructuredText/ClassicDocumentClass.py

@@ -138,6 +138,12 @@ class StructuredTextSection(ST.StructuredTextParagraph):
              (self, StructuredTextSectionTitle(src), subs),
              kw)
 
+    def getColorizableTexts(self):
+        return self._src.getColorizableTexts()
+    
+    def setColorizableTexts(self,src):
+        self._src.setColorizableTexts(src)
+        
 # a StructuredTextTable holds StructuredTextRows
 class StructuredTextTable(ST.StructuredTextDocument):
     """

lib/python/StructuredText/DocumentClass.py

@@ -137,7 +137,13 @@ class StructuredTextSection(ST.StructuredTextParagraph):
        apply(ST.StructuredTextParagraph.__init__,
              (self, StructuredTextSectionTitle(src), subs),
              kw)
-
+    
+    def getColorizableTexts(self):
+        return self._src.getColorizableTexts()
+    
+    def setColorizableTexts(self,src):
+        self._src.setColorizableTexts(src)
+        
 # a StructuredTextTable holds StructuredTextRows
 class StructuredTextTable(ST.StructuredTextParagraph):
     """