Incorrect year in saveFormat, when displayFormat "d M"

Prerequisites

[x] I have searched for similar issues in both open and closed tickets and cannot find a duplicate.
[x] The issue still exists against the latest master branch of yii2-datecontrol.
[x] This is not an usage question. I confirm having gone through and read the documentation and demo.
[x] This is not a general programming / coding question. (Those should be directed to the webtips Q & A forum).
[ ] I have attempted to find the simplest possible steps to reproduce the issue.
[ ] I have included a failing test as a pull request (Optional).

Steps to reproduce the issue

Just view DateControl on follow parameters and set something value

\kartik\datecontrol\DateControl::widget([
        'name' => 'from',
        'value' => date('Y-m-d'),
        'type' => \kartik\datecontrol\DateControl::FORMAT_DATE,
        'displayFormat' => 'php:d M',
        'saveFormat' => 'php:Y-m-d',
]);

I want see only day and month and save simple format

Next, I see on page and in debug tools all fine.
Chage date

Expected behavior and actual behavior

When I follow those steps, I see 1970 year _034 I was expecting that year not be changed.

I see date format http://php.net/manual/en/datetime.formats.date.php Format "d M", for example "17 Apr", should be parse.

I do something wrong?

Environment

Browsers

[ ] Google Chrome
[x] Mozilla Firefox 57.0.1
[ ] Internet Explorer
[ ] Safari
[x] Chromium 62.0.3202.94 Built on Ubuntu , running on Ubuntu 16.04 (64 бит)

Operating System

[ ] Windows
[ ] Mac OS X
[x] Linux Ubuntu Mate
[ ] Mobile

Libraries

jQuery version: v2.2.4
yii2-datecontrol version: dev

Isolating the problem

[ ] This bug happens on the demos page
[ ] The bug happens consistently across all tested browsers
[ ] This bug happens when using yii2-datecontrol without other plugins.

kartik-v / yii2-datecontrol

Incorrect year in saveFormat, when displayFormat "d M" #117