Add mailing list subscription checkbox on register
Fix html/style for aggregate table embed

The bottom button bar was obscured. I can see no
reason why this widget would need to be 400px in
height.
Make mailing list subscription optional
Refactor mailing list subscription, notify on error
Update search pagesize limit to 10000
Make CSV download URL a proper link
Refactor dimension nav template, add CSV download
Put credit link into bottom right corner of embeds
Remove pagesize limit from search page download URL
Update search page download url with order change
Refactor search Browser to give attributes individually
Remove pagesize limit from search param parser
Implement streaming csv/json response

Takes effect when pagesize is bigger than default
pagesize.
Merge branch 'master' into subscribe-mailinglist-541
Show subscription option only when mailinglist set
Refactor JSONStreamingResponse
Handle search params correctly for streaming

The streaming download now respects page and pagesize
Revert to meta download in breadcrumb nav
Improve download of entries, add aggregate table
Move download button next to data table