v1.6.7
chore(i18n): update CLDR to v30.0.1
chore(eslint): enable `quotes: ["error", "single"]`
chore(i18n): fix parser for currency patterns without fraction digits
chore(i18n): fix relative paths in scripts
chore(build): Update closure i18n integration
chore(dependencies): USE YARN (and node 6)
chore(ngLocale): Include numberformatsymbolext.js in Closure Slurper Script