LPS-47855 use "feedback" instead of "comments" in the UI

Users aren't really commenting, but giving (private) feedback to the site admin.
LPS-47855 Format source
LPS-47855 JS source formatting
LPS-47855 SF
LPS-47855 Lang keys
LPS-31355 Adds a new hook for article_toolbar.jsp
LPS-31355 Add download button to article toolbar
LPS-31355 Uses a buffer instead of copy all the jsp
LPS-31355 Just use one buffer, no logic changes
LPS-31355 Don't style unless we have to
LPS-31355 Just do one check? Is that CSS code even still necessary?
LPS-31355 Rename the var x to index
LPS-47597 Added welcome message using template
LPS-47597 Relocate templates
LPS-47597 SF
LPS-47597 SF
LPS-48035 OSGI modules to export some dependencies the portal was not exporting
LPS-48035 this is needed so that the src folder is kept in git
LPS-48035 Use .touch instead
LPS-48035 Rename for now. Keep using legacy *-shared in this dir