Update Emacs dir locals for indentation with spaces

Author: peter-b

.dir-locals.el

@@ -1,12 +1,12 @@
-((c-mode .  ((indent-tabs-mode . t)
+((c-mode .  ((indent-tabs-mode . nil)
 	      (tab-width . 4)
 	      (c-basic-offset . 4)
 	      (c-file-offsets . ((block-open . 0)
 				 (statement-block-intro . +)
 				 (substatement-open . 0)
 				 ))))
 
- (c++-mode . ((indent-tabs-mode . t)
+ (c++-mode . ((indent-tabs-mode . nil)
 	      (tab-width . 4)
 	      (c-basic-offset . 4)
 	      (c-file-offsets . ((block-open . 0)