Merge pull request #169 from wavify/utf7-getboxes

Encode namespace with utf7 in getBoxes()
don't write to a dead connection
Merge branch 'master' of github.com:mscdex/node-imap
Fixed indention in `ImapConnection.fetch` args doc
Fixed extra indention on methods below fetch
Merge pull request #173 from marksteve/patch-1

Fixed indention in `ImapConnection.fetch` args doc
fix 'connected' and 'authenticated' assignments
fix header value parsing behavior for folded lines
constant var names should be in caps
bump version
Merge branch 'upstream' into newfetch
Allow empty mailbox name (e.g. " ")
Merge branch 'fix-empty-boxname' into newfetch