Moved the tips into the level loader screen and gave them i18n.
Merge branch 'master' of https://github.com/codecombat/codecombat
Added a few more tips.
Check anonymous for clicking link.
Added a border to the home view video.
More tweaks to the video.
Tweaked the loading page progress bar.
Made some tips show up more rarely.
Merge branch 'master' into production