Standings table: Display elo change from last game in a new column as colored text.
Merge branch 'master' into display-elo-changes after upstream update.

Conflicts:
	app/assets/stylesheets/main.less
	app/services/EloService.scala
Remove eloColumn from main.less.
Display ELO change: Fix a number of issues after review.
Removed invalid css class.
Display ELO change: Rename EloChange to EloWithChange. Vertically align match arrows.
Merge pull request #1 from avanwyk/display-elo-changes

Standings table: Added most recent "elo change" value.