nemo software package provides File manager and graphical shell for Cinnamon, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install nemo
nemo is installed in your system.
Make ensure the nemo package were installed using the commands given below,
$ sudo dpkg-query -l | grep nemo *
You will get with nemo package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Miscellaneous |
| Package | nemo |
| Version | 1.8.4-1.1 |
| Description | File manager and graphical shell for Cinnamon |
| Sub Section | misc |