Update Changelog to reflect release v0.12

Prepare CHANGELOG for v0.11 release

Merge pull request consuldemocracy#1718 from consul/migrate_locales

Migrate localization files & Prepare Crowdin

Merge pull request consuldemocracy#1653 from consul/amiedes-api-dev-P…

…Rs-2

Graphql API

Merge pull request consuldemocracy#1188 from consul/custom-folders

Custom folders

updates dependencies