SOS-2093 Apply fix from LPS-43680 : Nonexistent site is displayed in Distribution Scope list
SOS-2094 fix layout issues
SOS-2094 alphabetize css headings
SOS-2094 remove unused code from so_classic.css
SOS-2094 remove unused styles from so_core.css
LPS-43212 Generating "redirect" parameter if one is not given; not giving a redirect when displaying edit screen in menu.

Also, creating another param ("backURL") for making clear when the portlet should display back URLs in headers. It should not be the case inside the popup
LPS-43212 "Add Calendar" screen should appear in pop-up, too, for consistency
LPS-43212 Reloading page after calendar addition, as is done on calendar deletion
LPS-43212 Using correct property name
LPS-43212 Removing "Save and continue" code: the calendar edit window should always get back to itself
LPS-43212 Preserving backURL when passed (e.g. through "Add Calendar" button)
LPS-43212 SF
LPS-43212 SF
LPS-41363 Removing old asset links (refering CalEvent)
LPS-41363 Both links linking asset entries should be imported, not only the direct link
LPS-41363 Retrieving calendar booking assent entries from correct ids
LPS-41363 Asset link will be removed after deleting the calEvent
LPS-41363 SF
LPS-41363 SF
SOS-2079 Tasks & Microblogs: the tabs need margin added