update Godeps and fix travis
util: add ResolveOptions
nsqd: add TOML config file support
nsqadmin: add TOML config file support
nsqlookupd: add TOML config file support
Merge pull request #279 from mreiferson/config_file_279

nsqd: config file support
Refactor NSQLookupd to be importable
Fix formatting, make changes from comments on PR WRT exporting of variables
Rename imports package to nsqlookupd, move nsqlookupd/main.go to apps/nsqlookupd/nsqlookupd.go.
Attempt to fix TravisCI build of nsqlookupd
Change some testing variables back to private
Fixes after rebase