+ doChangeBookmark()
Squashed commit of the following:

commit 3c0ac26c0dd2ca96b965ccdbc41b88870da57eb5
Author: fess16 <fess61@gmail.com>
Date:   Thu Apr 11 15:36:05 2013 +0300

    Squashed commit of the following:

    commit 05787e9d9de28bba21c02dac2db2c79292fb5eaa
    Author: fess16 <fess61@gmail.com>
    Date:   Thu Apr 11 15:31:55 2013 +0300

        + doChangeBookmark()

commit c1337f81d2656e2f7aa2a70438e5df8078e77c8c
Author: fess16 <fess61@gmail.com>
Date:   Thu Apr 11 15:29:43 2013 +0300

    onAcceptBookmarkDialog(): add code