added german translation
moved String "Save and add new page" to language settings
added 'addinstance' string and modified other settings strings
removed double php and added initialize of deck status 2 and 3
removed warning with adding StdClass for cards
* renamed javascript function remove to disable because of conflicts to
chrome's window.remove function,

* removed table for playcardview, now uses only div container
runs flashcard initialize for new and exisitng leitner-games, makes it
possible to add cards to existing games
now uses html_writer::table
setting Page-URL and using moodle html_table
changed images for enabled, disabled and empty deck
added additional paging bar on top of side
removed styles.php and now using styles.css, added new front and
backview for flashcards and added new emptydeck view, flascard layout
changed from table fromating to div
updated informations about styles.php
Merge pull request #13 from University-of-Potsdam-MM/up

Up