237 adapt get source item configuration to global configuration

[dmytro-ch]

Description

Fixed Issues (if relevant)

1. Helper for determining system memory usage on Windows #237: Adapt GetSourceItemConfigurationInterface to work with global configuration

Contribution checklist

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• All automated tests passed successfully (all builds on Travis CI are green)

[magento-cicd2]

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3 out of 7 committers have signed the CLA.

✅ larsroettig
✅ naydav
✅ deiserh
❌ belinda-tschampel
❌ vadimjustus
❌ steinkopffp
❌ hamplr