protect magic setter to fix security issue in Translate
some small fixes in packet Translateadded option to disable cacheadded option to keep placeholders if no translation was found
update classes Translate, TranslateTable, TranslateAdaptorWbOldStyleadded interface TranslateAdaptorInterfaceadded Klasse_Translate_de.pdfupdate class WbAdaptorupdate /framework/initialize.php
added new translation classes (Translate/TranslationTable/TranslateAdaptorWbOldStyle) for easy handling of language filesinitialize and activate class Translate in /framework/initialize.php