I accidentally annexed some files in the .git-annex directory and it cause git-annex/git to be very unhappy when i pulled the repo to somewhere else. It might be worth teaching git-annex to disallow annex'ing of files inside the .git-annex/.git directories.

> There is a guard against `git annex add .git-annex/foo`, but it doesn't
> notice `cd .git-annex; git annex add foo`. --[[Joey]]

> Now fixed, by removing the .git-annex directory. [[done]] --[[Joey]] 
