lazymanifest: fix memory leak in lmiter_iterentriesnext() after 3d485727e45e

revert: do not requires '--all' if '--interative' is present The '--all' option have been introduced in 890e285c52a1 (August 2006), most probably to prevent user shooting themselves in the foot. As the record process will let you, view and select the set of files and change you want to revert, I feel like the '--all' flag is superfluous in the '--interactive' case.

bundle2: drop the experimental hooks The series at e9ede9b4c2f8::8e13cc0825f1 introduced generic transaction level hooking. This makes the experimental bundle2 specific hooks redundant, we drop them.