Restore C-M-i in LaTeX mode

This is a bit inconvenient because I should remove this binding only in
LaTeX mode… mmh

init.el

@@ -449,7 +449,7 @@ This is the same as using \\[set-mark-command] with the prefix argument."
 (require 'outshine)
 (add-hook 'outline-minor-mode-hook 'outshine-hook-function)
 (setq outshine-use-speed-commands t)
-
+(eval-after-load 'outshine '(define-key outline-minor-mode-map (kbd "C-M-i") nil))
 (add-hook 'sh-mode-hook 'outline-minor-mode)
 
 (require 'package)