added 'sesh' session manager (#121)

README.md

@@ -46,6 +46,7 @@ List of helpful tmux links for various tutorials, plugins, and configuration set
 - [libtmux](https://github.com/tmux-python/libtmux) Python API for tmux
 - [powerline](https://github.com/powerline/powerline) Statusline plugin for vim, and provides statuslines and prompts for several other applications including tmux
 - [tmux-powerline](https://github.com/erikw/tmux-powerline) A hackable statusbar for tmux consisting of dynamic & beautiful looking segments, inspired by vim-powerline, written purely in bash.
+- [sesh](https://github.com/joshmedeski/sesh) Smart session manager for the terminal 
 - [smug](https://github.com/ivaaaan/smug) A session manager for tmux written in Go
 - [sessionx](https://github.com/omerxx/tmux-sessionx) A Tmux session manager, with preview, fuzzy finding, and MORE
 - [t](https://github.com/joshmedeski/t-smart-tmux-session-manager) The smart tmux session manager