Merge branch 'jn/maint-sequencer-fixes'

* jn/maint-sequencer-fixes:
  revert: stop creating and removing sequencer-old directory
  Revert "reset: Make reset remove the sequencer state"
  revert: do not remove state until sequence is finished
  revert: allow single-pick in the middle of cherry-pick sequence
  revert: pass around rev-list args in already-parsed form
  revert: allow cherry-pick --continue to commit before resuming
  revert: give --continue handling its own function

branch.c

@@ -3,7 +3,6 @@
 #include "refs.h"
 #include "remote.h"
 #include "commit.h"
-#include "sequencer.h"
 
 struct tracking {
 	struct refspec spec;
@@ -280,5 +279,4 @@ void remove_branch_state(void)
 	unlink(git_path("MERGE_MSG"));
 	unlink(git_path("MERGE_MODE"));
 	unlink(git_path("SQUASH_MSG"));
-	remove_sequencer_state(0);
 }