updated changelog
bump version to 0.10.0
Merge branch 'master' into rel0.10
add a managment command "domains" to check the domains, notify owner of domain, update admin docs

if a nameserver is not reachable or does not answer queries for the domain, the domain is flagged as not available (and also as not public).

also added catching of PeerBadKey exception.
updated i18 (*.po)
updated i18 (*.mo)
updated changelog
fix django requirements: >= 1.7.1 and <1.8

1.7.0 had some bugs in migrations, avoid. 1.8 is not tested.
merged changes from rel0.10 branch