changed starttls function native
Merge pull request #28 from marcolinux/master

Change starttls to be native (ie upgrading an existing socket connection)
Drop support for node 0.6
Merge pull request #1 from andris9/master

上游合并
set rejectUnauthorized to false with STARTTLS
allow tls option to override both tls.connect and starttls options
Merge pull request #2 from andris9/master

上游合并
Upgraded connections didn't have an error handler properly installed, causing uncaught exceptions.
Merge pull request #30 from kenpratt/fixed_error_handler_on_upgraded_connections

Fixed error handler on upgraded connections
bumped version
Merge pull request #3 from andris9/master

上游合并
Merge remote-tracking branch 'origin/master' into meteor