[eduVPN-deploy] various component updates

[François Kooman]

Hi,

I just released:

- vpn-lib-common 1.0.5 [1]
- vpn-server-api 1.0.5 [2]
- vpn-server-node 1.0.3 [3]

They fix some small issues, see linked CHANGES.md files.

In addition they add *experimental* support using the OpenVPN plugin [4]
to delegate 2FA to an out of process thread. This should reduce OpenVPN
process hangs while validating 2FA credentials against external source,
like e.g. YubiKey OTPs. We are experimenting with this until it is
deemed stable enough to properly document these settings and possibly
enable it by default in the future.

To install the update(s):

    $ sudo yum clean expire-cache && sudo yum -y update

Let me know if you have any questions!

Cheers,
François

[1]
https://github.com/eduvpn/vpn-lib-common/blob/master/CHANGES.md#105-2017-10-20
[2]
https://github.com/eduvpn/vpn-server-api/blob/master/CHANGES.md#105-2017-10-23
[3]
https://github.com/eduvpn/vpn-server-node/blob/master/CHANGES.md#103-2017-10-20
[4] https://github.com/fac/auth-script-openvpn