Support FluentVersioned Extension for Versioned collector

[brettt89]

FluentVersionedCollectorExtension added for collecting data that is localised using Fluent.

Reference: https://github.com/tractorcow-farm/silverstripe-fluent/

[codecov-commenter]

Codecov Report

Merging #1 (3425e9c) into master (314f48c) will decrease coverage by 16.26%.
The diff coverage is 70.86%.

@@              Coverage Diff              @@
##             master       #1       +/-   ##
=============================================
- Coverage     90.72%   74.45%   -16.27%     
- Complexity       43      102       +59     
=============================================
  Files             7        8        +1     
  Lines            97      321      +224     
=============================================
+ Hits             88      239      +151     
- Misses            9       82       +73     

Flag	Coverage Δ
unittests	74.45% <70.86%> (-16.27%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...c/Extensions/FluentVersionedCollectorExtension.php	0.00% <0.00%> (ø)
src/Processors/AbstractProcessor.php	100.00% <ø> (ø)
src/Collectors/VersionedCollector.php	90.97% <90.97%> (ø)
src/GarbageCollectorService.php	94.59% <93.54%> (-5.41%)	⬇️
src/Collectors/ChangeSetCollector.php	94.44% <94.44%> (ø)
src/Collectors/AbstractCollector.php	100.00% <100.00%> (ø)
src/Processors/DataListProcessor.php	100.00% <100.00%> (ø)
src/Processors/SQLExpressionProcessor.php	94.11% <100.00%> (ø)
... and 1 more

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