Add note to the installation docs saying that an SVN checkout of mptt is required
Add note to the installation docs saying that an SVN checkout of mptt is required

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