Merge pull request olmps#188 from olmps/bumps-0.2.0

Bumps `CHANGELOG` to `0.2.0`

Merge pull request olmps#183 from olmps/fixes-0.2.0-release

Fixes CHANGELOG

Merge pull request olmps#128 from olmps/update-changelog

Adds `CHANGELOG` for first beta stable release

Merge pull request olmps#93 from olmps/updates-collections

Updates collections

Merge pull request olmps#85 from olmps/updates-readme

Updates README (ptBR as well) with new badge and app icon

Merge pull request olmps#19 from olmps/architecture-updates

Architecture updates