more translation in hu, it, pl
preset $reqversion in addDocument() to 0
add new phrases for 'Fast Upload' support
get rid of some old code
add command for uploading documents
better error checking, new upload document route
add styles for fast upload area
add code for handling drag&drop file upload
add file upload via drag&drop

can be enabled in the settings
div.#main-clipboard doesn't need ondrop-attr anymore
add drag&drop area for file upload
better error checking for uploaddocuments

first check for upload error, than for filesize
add new phrase 'uploading_maxsize'
addtoclipboard set msg in case of succes
check file size before uploading, show msg returned by addtoclipboard
set max file size for drag&drop upload
make notification work when uploading documents
add note about new file upload by drag&drop
Merge branch 'seeddms-4.3.9' into develop

Conflicts:
	views/bootstrap/class.ViewFolder.php
remove accidently duplicated code