testing: Added ikev2-algo-ike-sha2-0[123]
testing: ensure swan-prep aborts when two swan installs are found

eg one from rpm (/sbin/ipsec or /usr/sbin/ipsec) and one from a local
install (/usr/local/sbin/ipsec)

Otherwise, it is not always obvious that you accidentally tested something
other then what was installed from rpm
testing: added two psk ikev1 sha2 test cases
ipsec barf: Add dumping of /proc/net/xfrm_stat
Merge branch 'master' of vault.libreswan.org:/srv/src/libreswan
testing: fixup TESTLIST

removed renamed test ikev2-12-no-nhelpers
added new test ikev2-12-x509-ikev1
testing: converted pluto-ipcmp-01
testing: removed partial strange bad-updown-01 test
testing: updated all the dpd test cases
pluto: added const modifier to some functions

delete_states_by_peer, replace_states_by_peer and whack_process
confread.c: remove unused variables
testing: fixed delete-sa-01
pluto: add const modifier to whack_process in whack.h remove duplicate extern
libsha2: fix signed vs unsigned warnings

confirmed with testcases to not break ikev1 or ikev2 sha2
addconn: fix signed/unsigned warnings, sprinkle some static's
lsbz#145: support old location of /selinux/enforce still in use by CentOS6
update changes
testing: fixup ipv6-tunnel-mode-03-klips-netkey/east.conf
testing: enable new --6 option in test case
testing: enable --6 option