* Urgency high due to fix for CVE-2014-3158.
* Cherry-pick patches from 2.4.7 upstream release. These are 9 of 11 patches
  in the 2.4.7 upstream release of PPP, including the fix for CVE-2014-3158.
  The two patches left out were not imported in order to preserve ABI
  stability. (Closes: #762789)
  - ppp-2.4.7-001-pppd-Separate-IPv6-handling-for-sifup-sifdown.patch
  - ppp-2.4.7-002-pppol2tp-Connect-up-down-events-to-notifiers-and-add.patch
  - ppp-2.4.7-003-pppd-Add-declarations-to-eliminate-compile-warnings.patch
  - ppp-2.4.7-004-pppd-Eliminate-some-unnecessary-ifdefs.patch
  - ppp-2.4.7-005-radius-Fix-realms-config-file-option.patch
  - ppp-2.4.7-006-pppd-Eliminate-potential-integer-overflow-in-option-.patch
  - ppp-2.4.7-007-pppd-Eliminate-memory-leak-with-multiple-instances-o.patch
  - ppp-2.4.7-008-pppd-Fix-a-stack-variable-overflow-in-MSCHAP-v2.patch
  - ppp-2.4.7-009-winbind-plugin-Add-DMPPE-1-to-eliminate-compiler-war.patch
* Refresh debian/patches/cifdefroute.dif
* Update Standards-Version to 3.9.6 (no changes required).