Style and comment fixes from Tiago Cunha.

grid.c

@@ -644,7 +644,7 @@ grid_string_cells(struct grid *gd, u_int px, u_int py, u_int nx,
         if (trim) {
 		while (off > 0 && buf[off - 1] == ' ')
 			off--;
-        }
+	}
 	buf[off] = '\0';
 
 	return (buf);

options.c

@@ -26,7 +26,7 @@
 
 /*
  * Option handling; each option has a name, type and value and is stored in
- * a splay tree.
+ * a red-black tree.
  */
 
 RB_GENERATE(options_tree, options_entry, entry, options_cmp);

window-choose.c

@@ -345,8 +345,7 @@ window_choose_collapse(struct window_pane *wp, struct session *s)
 	 * assign the actual result we want to render and copy the new one over
 	 * the top of it.
 	 */
-	for (i = 0; i < ARRAY_LENGTH(&data->list); i++)
-	{
+	for (i = 0; i < ARRAY_LENGTH(&data->list); i++) {
 		item = &ARRAY_ITEM(&data->list, i);
 		wcd = item->wcd;