Fixing "road warrior" bug related to SA replacement.

* wo#10380: Unit test updates for rekey fuzzing changes [Martin Hicks]
* wo#10380: Apply rekey fuzzing to IKEv2 Parent SA_REPLACE event [Martin Hicks]
* wo#10380: Refactor code that does the rekey fuzzing [Martin Hicks]
* fix build with gcc 10 [Fabrice Fontaine]
* wo#10213: Don't prevent responder peer from initiating SA rekey [Martin Hicks]
* wo#10254: Add force mode to delete_connection() [Martin Hicks]
* ipsecdoi_replace(): Pass Parent SA state into add_pending() [Martin Hicks]
* wo#10220: Use latest Parent SA during Child SA rekey [Martin Hicks]
* Revert "wo#8102 - retain connection policy when calling ipsecdoi_replace()
  on parent SA" [Martin Hicks]
* Update .gitignore to ignore tags file and .sw? [Samir Hussain]
* Add null check for aes key. If key is null it be segfault. [AnatoliChe]
* wo#5715: Allow connaddrfamily= to force address family [Martin Hicks]
* wo#10083 - Fix gateway rekey with roadwarrior peer [Martin Hicks]
* Move source package lintian overrides to debian/source. [Samuel Thibault]