create link to translation page
add short date format for footer
improve frame title
update versions and add link
move where to get it slide
improve description of project
improve order of items and text
change order of helping for 4.0
add items to improve page
improve questions and contact page
improve mailing list description
reorganize 4.0 changes
add explanation of removal of frames
remove duplicate removal of frames
remove history
improve text of removal of frames page
add comment about creating handouts