[payum] remove code duplications in capture actions.
fix dummy payment
Try to fix some issues found by Scrutinizer-CI
Extend backend order filtering
Merge pull request #1647 from formapro-forks/payum-remove-copy-paste-in-capture-actions

[WIP][payum] remove code duplications in capture actions.
Updated bugtracker link in readmes
Merge pull request #1672 from ferdynator/Documentation

Updated readme github links
Merge pull request #1671 from stloyd/feature/order_filter

Extend backend order filtering
Merge pull request #1667 from stloyd/bugfix/ci_issues

Try to fix some issues found by Scrutinizer-CI
Initial LocaleBundle for managing locales and changing them in frontend
Remove obsolete files