Added PDO::MYSQL_ATTR_MAX_BUFFER_SIZE parameter to allow bigger request to database
Using passthru and ob_* instead of exec, to avoid binary data problems when imploding data
Files now can be uploaded but there are issues when downloading (we need password)
Better error control
Files can now be downloaded
Added file link to all sensitive data views
Merge branch 'allow_file' into development
Merge branch 'development'