Update it_IT.ini by @eagleman

Added the new strings

Add last modified time variable (eg. $p->lastMod). Add fallback just in case the tags count not the same.

Fixes i18n and unordered list; Provides i18n for feed error messages by @bttrx

Fixes i18n not fully shown for admin/popular view by @bttrx

Sort categories alphabetically in 'Categories' view by @bttrx

Fixes duplicate date.format IDs by @bttrx

Update edit-content.html.php by @sb0001

sort the dropdown list of categories alphabetically when editing a post

Sort the dropdown list of categories alphabetically when adding or editing a post by @sb0001

Add the common date format in German speaking countries: dd.mm.yyyy

sort the dropdown list of categories alphabetically when adding or editing a post

Update categories.html.php by @bttrx

Update posts-list.html.php by @bttrx

Update de_DE.ini by @bttrx

i18n for 'Name'

i18n for 'Views'

Provides translations for new strings since v2.8.4.

Update Simplified Chinese translation (zh_CN.ini) by @MCUmbrella

Adjusted doStrikethrough preg_split by @PugTechnology