Squashed commit of the following:

commit 44200751d0de2b7ecb96854f1bdb4b8cfbafc460
Author: Maks Atygaev <jxcoder@ya.ru>
Date:   Tue Dec 10 17:35:35 2013 +0700

    Added d2.file

commit e709f02724c3435e99a32c4ba0d67eff3fe489f4
Author: Maks Atygaev <jxcoder@ya.ru>
Date:   Tue Dec 10 17:35:26 2013 +0700

    Added d2.file

commit 44fbe6e83d2394d383679c9e8c272dc7e6f6dc4e
Author: Maks Atygaev <jxcoder@ya.ru>
Date:   Tue Dec 10 17:35:04 2013 +0700

    Added d1.file