Mentor buttons only show up depending on if you are already on the possible mentors list. Also made the textual changes stated in a comment on r2250. Patch by: Lennard de Rijk Reviewed by: to-be-reviewed

# Geo-enabled Sitemap classes.
from django.contrib.gis.sitemaps.georss import GeoRSSSitemap
from django.contrib.gis.sitemaps.kml import KMLSitemap, KMZSitemap