* testing: pull up nat-pluto-01 from addresspool branch
* testing: add pexpect to VMs for Fedora 17
* testing: fix all occurances of ipsec.common.conf

Fix them to point to /testing/baseconfigs/all/etc/ipsec.d/
* testing: support north as initiator
* testing: remove default testname from swan-prep for autodetect, fix typo
* testing: add north to sanitizer
* testing: initialise the nss database in swan-prep
* fixup ipsec.conf.common path
* testing: swan-prep needs glob and pexpect
* testing: flat.conf fixups