[BUGFIX] Fixes inheritance for emulated fields
Merge pull request #501 from hmspl/interhit

[BUGFIX] Fixes inheritance for emulated fields
[BUGFIX] Respect backPath for css inclusion
[BUGFIX] Fixed randomresults when moving plugins in/out of FCEs
Merge pull request #504 from hmspl/move

[BUGFIX] Fixed randomresults when moving plugins in/out of FCEs
Merge pull request #503 from hmspl/flux_css

[BUGFIX] Respect backPath for css inclusion
[BUGFIX] Fixed argument doc regarding LLL detection of sheet
[BUGFIX] Correct syntax of foreign table condition

Resolves: #494
[FEATURE] Proper foreignTypes on all inline fields

This change adds:

* An InlineRelationFieldInterface with get/setForeignTypes
* `foreignTypes` (array) argument on `flux:field.inline`
* Transfer of `foreignTypes` to `Inline` component in `flux:field.inline`
* Touch-up added variable type declaration in `flux:field.inline.fal`
[TASK] Fix broken ErrorReporter test