proper escape the mountpoints.

fix utf8 filenames in ie download response header according to rfc5987, ...

fix utf8 filenames in ie download response header according to rfc5987, see http://stackoverflow.com/questions/93551/how-to-encode-the-filename-parameter-of-content-disposition-header-in-http

prevent keyboardshortcuts from catching events outside the main doc - e....

check if admin

Fall back to default log file if logfile config file not found

Fall back to default log file if logfile config file not found, suppress writing errors, fixes issue #826

Change post_write hook to write for files_versions app

wrap hooks into a try, catch to prevent a faulty app from crashing the request

use json when deleting multiply files instead of using ; as delimiter

https://github.com/owncloud/core/issues/557

Icons for login

fix mimetype icons for new files

ungreenify new & upload buttons