Merge pull request #1 from dmi3yy/master

from my to you
Removed russian comment
Changed invalid HTML code
Bugfix for closing opt group tag
Module code sectionHeader fix
Merge pull request #168 from Jako/master

Mostly fixing invalid HTML
Trigger change event for file/image inputs
Merge pull request #169 from Jako/master

Trigger change event for file/image inputs
Merge pull request #2 from dmi3yy/master

From dmi3yy
+ The Ditto extender “Customsort” has been added.
* Ditto.customsort extender: Just minor code style changes.
* Ditto.summary extender: All the calls of “strpos” were replaced with “mb_strpos” ones.
* Ditto.summary extender: The problem with text ending in a fragmented word was solved.
Merge pull request #170 from DivanDesign/master

Changes in Ditto summary & customsort extenders