added tmux.conf

tmux.conf

@@ -0,0 +1,13 @@
+set -g mouse on set-option -g prefix C-a
+
+bind | split-window -h
+bind - split-window -v
+unbind '"'
+unbind %
+
+bind r source-file ~/.tmux.conf
+
+bind l select-pane -L
+bind h select-pane -R
+bind j select-pane -D
+bind k select-pane -U