Fixed mimetype error with tagcloud
Fixed mimetype error with tagcloud

geoffkilpin/pombola,geoffkilpin/pombola,mysociety/pombola,mysociety/pombola,geoffkilpin/pombola,geoffkilpin/pombola,mysociety/pombola,mysociety/pombola,mysociety/pombola,geoffkilpin/pombola,geoffkilpin/pombola,mysociety/pombola