"ReBlog - Dashboard" Extractor shouldn't work in Drafts and Queue

Close #29
Fix a bug that Tumblr Account Changer doesn't work

via https://github.com/polygonplanet/tombloo/blob/27a9d1256e99a4a993a531770b4d46faa9ba5e34/tombloo.model.tumblr.changeaccount.https.js

Thanks, polygonplanet!

Close #34
Fix typos about "Acount"
Account Changer should notify the status of progress
Fix a bug about Hatena Account Changer