Merge branch 'sb/reset-recurse-submodules'

"git reset" learned "--recurse-submodules" option.

* sb/reset-recurse-submodules:
builtin/reset: add --recurse-submodules switch
submodule.c: submodule_move_head works with broken submodules
submodule.c: uninitialized submodules are ignored in recursive commands
entry.c: submodule recursing: respect force flag correctly

diff --cc submodule.c
Simple merge

diff --cc unpack-trees.c
Simple merge