Add remaining mode chart definitions
Cleanup indicator data display
Scale bar charts for all cities
Sort indicator cities list alphabetically
Fix django tests: only pop city_name if exists and list
Merge pull request #198 from WorldBank-Transport/feature/indicator-charts-II

Feature/indicator charts II
Remove map whitespace on indicator chart page
Add language selector dropdown

Also updates some translations
Merge pull request #199 from WorldBank-Transport/feature/add-language-selector

Add language selector dropdown
Merge pull request #200 from WorldBank-Transport/feature/indicator-chart-whitespace

Remove map whitespace on indicator chart page
Add translate_sync to grunt

This allows us to specify new translations once
in `en.json` and running `grunt translate_sync`
will sync translations to other language files.
Merge pull request #201 from WorldBank-Transport/feature/add-translate-sync

Add translate_sync to grunt
Add Vietnamese translations
Merge pull request #203 from WorldBank-Transport/feature/vietnamese-translations

Add Vietnamese translations
Add Chinese translations
Merge pull request #204 from WorldBank-Transport/feature/chinese-translations

Add Chinese translations
Add indicator calculation button
Cleanup based on PR feedback