-default to https

git-svn-id: https://gnunet.org/svn/gnunet@31170 140774ce-b5e7-0310-ab8b-a85725594a96
-set session to active on initial creation and notification of the transport; this should fix #3162

git-svn-id: https://gnunet.org/svn/gnunet@31171 140774ce-b5e7-0310-ab8b-a85725594a96
-fix

git-svn-id: https://gnunet.org/svn/gnunet@31172 140774ce-b5e7-0310-ab8b-a85725594a96