Merge branch 'maint-1.7.2' into maint

* maint-1.7.2:
  add: introduce add.ignoreerrors synonym for add.ignore-errors
  bash: Match lightweight tags in prompt
  git-commit.txt: (synopsis): move -i and -o before "--"

builtin/add.c

@@ -331,7 +331,8 @@ static struct option builtin_add_options[] = {
 
 static int add_config(const char *var, const char *value, void *cb)
 {
-	if (!strcasecmp(var, "add.ignore-errors")) {
+	if (!strcasecmp(var, "add.ignoreerrors") ||
+	    !strcasecmp(var, "add.ignore-errors")) {
 		ignore_add_errors = git_config_bool(var, value);
 		return 0;
 	}