LMDB v0.9.27, and add all lmdb cli tools (#1303)

* mdb tools

* mdb tools

* mdb tools

* mdb tools

* mdb tools

* mdb tools

* mdb tools

* mdb tools

* clean

* clean

* clean

* clean

* clean

* rebase master

Co-authored-by: Alexey Akhunov <akhounov@gmail.com>