added htoprc, changed file structure to work well with GNU stow.

tmux/.tmux.conf

@@ -0,0 +1,19 @@
+#remap prefix from C-b to alt-a
+    unbind C-b
+    set-option -g prefix M-a
+    bind-key M-a send-prefix
+
+#split panes using | and - 
+    bind | split-window -h
+    bind - split-window -v
+    unbind '"'
+    unbind %
+
+#switch panes using alt-hjkl
+    bind -n M-h select-pane -L
+    bind -n M-l select-pane -R
+    bind -n M-k select-pane -U
+    bind -n M-j select-pane -D
+
+#dont rename windows automatically
+set-option -g allow-rename off