Change counts on the team videos tab (#1054)

Changed the language count from being the number of completed
languages to the number of languages that have a public or private tip
with at least 1 subtitle in them.
Merge branch 'staging' into gh-1054
Changed "most subtitles" to "most completed subtitles"

Increased width of the dropdown menu.
Changed wording for the completed language sort
Merge pull request #1114 from pculture/gh-1054

Change counts on the team videos tab (#1054)