Update and add images for 4_4_6 changes to managing_data.txt and web_client.txt
Updates to text of managing_data.txt for 4_4_6 changes
Update text of web_client.txt for changes in 4_4_6
Add image manageAttach.jpg
merge develop -D org -I include -E exclude: PR 278 (Training updates 4 4 6 (rebased onto develop))