- add RemainAfterExit=yes to the .service file (bnc#856625)

- upgrade to version 0.8.0:
o Fix authentication method ambiguity with kerberos and xauth
o RFC2253 compliant escaping of asn1dn identifiers (Cyrus Rahman)
o Local address code rewrite to speed things up
o Improved MIPv6 support (Arnaud Ebalard)
o ISAKMP SA (phase1) rekeying
o Improved scheduler (faster algorithm, support monotonic clock)
o Handle RESPONDER-LIFETIME in quick mode
o Handle INITIAL-CONTACT in from main mode too
o Rewritten event handling framework for admin port
o Ability to initiate IPsec SA through admin port
o NAT-T Original Address handling (transport mode NAT-T support)
o clean NAT-T - PFkey support
o support for multiple anonymous remoteconfs
o Remove various obsolete configuration options
o A lot of other bug fixes, performance improvements and clean ups
- Remove ipsec-tools-linux-3.7-compat.diff which caused bnc#867055
by including wrong headers; fix by installing
linux-glibc-devel and including /usr/include for kernel headers