[nvim,tmux] add noice, update statuslines

add noice for cmd input and notification.
Also update statuslines (vim and tmux) to now show redundant data.

files/tmux/.tmux.conf

@@ -57,6 +57,9 @@ set -s command-alias[1] respawn='respawn-pane -k'
 # make escape bindings of programs work in tmux
 set -s escape-time 5
 
+# renumber windows, when one gets closed
+set-option -g renumber-windows on
+
 # enable mouse
 set-option -g mouse on