larch software package provides tool to copy messages from one IMAP server to another, you can install in your Ubuntu 16.10 (Yakkety Yak) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install larch
larch is installed in your system.
Make ensure the larch package were installed using the commands given below,
$ sudo dpkg-query -l | grep larch *
You will get with larch package name, version, architecture and description in a table
| Distro | Ubuntu 16 10 yakkety yak |
| Section | Ruby |
| Package | larch |
| Version | 1.1.2-1 |
| Description | tool to copy messages from one IMAP server to another |
| Sub Section | Ruby |