Added i18n coverage logic to the CocoModel.
Merge branch 'master' of https://github.com/codecombat/codecombat
Added i18nCoverage backend support.
Update MainPlayView.coffee
Update WorldMapView.coffee
Update en.coffee
Update zh-HANS.coffee

由于前面有人把stats翻成"成就"，为保持一致性，也翻译成"成就"
Merge pull request #1688 from Imperadeiro98/patch-1

Fix for #1676
Merge pull request #1689 from AbnerZheng/patch-3

Update zh-HANS.coffee
A bit of housekeeping for the last few i18n pull requests in perspicacious preparation for proper propagation.
Propagated i18n.
Update pt-PT.coffee
Merge pull request #1691 from Imperadeiro98/master

Update pt-PT.coffee
Using aiSource now for enemy AIs in multiplayer, separate from sample code source.
Fixed a few bugs. Removed Olark; disabled LinkedIn. Added ladder submission to HeroVictoryModal.
LevelLoader and Simulator fixes for simulating hero-ladder matches. Commented out some logging that hasn't been very useful. Fixed some tests.
Starting to work on codeProblems goal type. Rearranged script import for publishing notes earlier. Fallback for Math.log10.
Removed a log.
Added optional goals. Working on lines-of-code goal. Fixed bugs with HeroVictoryModal not firing.
Implemented lines-of-code goal type.