Fix #394: Generation of extension search paths
Fix #394: Generation of extension search paths

Thanks to Alen Mujezinovic for the report.

matthiask/django-content-editor,feincms/feincms,mjl/feincms,joshuajonah/feincms,nickburlett/feincms,nickburlett/feincms,michaelkuty/feincms,nickburlett/feincms,matthiask/django-content-editor,matthiask/feincms2-content,joshuajonah/feincms,michaelkuty/feincms,joshuajonah/feincms,michaelkuty/feincms,joshuajonah/feincms,matthiask/django-content-editor,matthiask/feincms2-content,mjl/feincms,mjl/feincms,nickburlett/feincms,feincms/feincms,michaelkuty/feincms,matthiask/feincms2-content,feincms/feincms,matthiask/django-content-editor