'Add section templates to local namespace.
Load section templates from resource directory. If user has made local copies,
these will be used for individual section generation.
generate_format_args() builds args that populate templates.
Templates referenced in individual section builders, e.g.
generate_html_by_title().
Inputs:
(files): section template files from resource dir
Results:
(strs): section templates added to local namespace'

def load_section_templates(self):

    templates = {}
    execfile(P('catalog/section_list_templates.py'), templates)
    for (name, template) in templates.iteritems():
        if (name.startswith('by_') and name.endswith('_template')):
            setattr(self, name, force_unicode(template, 'utf-8'))
