Merge branch 'pc/occurred' into maint

Typofix.

* pc/occurred:
  config.c: fix misspelt "occurred" in an error message
  refs.h: fix misspelt "occurred" in a comment

config.c

@@ -1281,7 +1281,7 @@ static void git_config_raw(config_fn_t fn, void *data)
 		 * something went really wrong and we should stop
 		 * immediately.
 		 */
-		die(_("unknown error occured while reading the configuration files"));
+		die(_("unknown error occurred while reading the configuration files"));
 }
 
 static void configset_iter(struct config_set *cs, config_fn_t fn, void *data)

refs.h

@@ -345,7 +345,7 @@ struct ref_transaction *ref_transaction_begin(struct strbuf *err);
  *     msg -- a message describing the change (for the reflog).
  *
  *     err -- a strbuf for receiving a description of any error that
- *         might have occured.
+ *         might have occurred.
  *
  * The functions make internal copies of refname and msg, so the
  * caller retains ownership of these parameters.