files: use custom lexer on mako files.

- somehow they are not rendered correctly

rhodecode/lib/utils.py

@@ -728,6 +728,11 b' def get_custom_lexer(extension):'
     """
     import rhodecode
     from pygments import lexers
+
+    # custom override made by RhodeCode
+    if extension in ['mako']:
+        return lexers.get_lexer_by_name('Mako')
+
     # check if we didn't define this extension as other lexer
     extensions = rhodecode.EXTENSIONS and getattr(rhodecode.EXTENSIONS, 'EXTRA_LEXERS', None)
     if extensions and extension in rhodecode.EXTENSIONS.EXTRA_LEXERS: