Split resolver from DNS (protocol) module
Fix line length
Merge pull request #152 from cesanta/happy_linter

Fix line length
Merge pull request #151 from cesanta/split_resolver

Split resolver from DNS (protocol) module
ns_socketpair2() -> ns_socketpair()
Merge pull request #153 from cesanta/ns_socketpair

ns_socketpair2() -> ns_socketpair()
Fix buffer prepend