add some missing polish and chines translations
add missing phrases
some missing it and nl phrases
check if 'theme' is set before using it
include comment and verison comment in notification mail
change document_updated_email_xxx, new zh_TW translations
Merge branch 'seeddms-4.3.9' into develop
major update of portugese, some french corretions
major update of portugese, some french corrections
Merge branch 'seeddms-4.3.9' into develop
remove not used file upload code
set release date
Merge branch 'seeddms-4.3.9' into develop

Conflicts:
	views/bootstrap/class.Bootstrap.php
add phrases for filter_for_documents and filter_for_folders
fix searching for folders by attributes

do not search documents if not at least one search criteria is given
pass folder attributes to search form
reorganize database search form
add new search behaviour
reoganize database search form, don't show results without a search criteria
add note about new database search