Merge pull request #35 from abh/master

Make `q` slightly easier to figure out
protect ServeMux access with a mutex

Make it "concurrent-use-safe"
typo
Merge branch 'master' of github.com:miekg/dns
Remove client.Attempts

Didn't like it anyway and it made the calling logic a mess. So it is
now removed. Failed queries can be redone, but they should be initiated
from the client, not within the library.
Add parse test for DS record
typo in doc
Fix URI
Fix the rest of the URI stuff
Merge branch 'master' of github.com:miekg/dns
Grree, typo
Fix URI target parsing
typo
fix
fix multiple edns0 option code
Subnet stuff
Merge commit '951af98'
Exclude msg.Compress from json
Start to add support for json marshalling
And gone