Add some basic tmux config

.tmux.conf

@@ -0,0 +1,8 @@
+# set prefix to C-z
+set -g prefix C-z
+unbind C-b
+bind C-z send-prefix
+
+# open new panes in current directory
+bind  %  split-window -h -c "#{pane_current_path}"
+bind '"' split-window -v -c "#{pane_current_path}"