Merge pull request #11 from tmaroschik/master

[TASK] Resolve dependencies of DatabaseImport
Revert "[TASK] Resolve dependencies of DatabaseImport"

This reverts commit 12b7359b19faf2b40c5c2e26e98f750bd2e4e565.
[TASK] Increase memory_limit to fit current needs

We need to investigate what needs so much memory and
maybe split the execution of our test suite.
[TASK] Speedup lint by executing in parallel
[TASK] Add build commands or easy parallelisation
[TASK] Resolve dependencies of DatabaseImport

https://review.typo3.org/24942 introduced a different
approach to the handling of expected table schema.

The dependencies of the SqlExpectedSchemaService are
resolved correctly now.