[TASK] Switch to debug through FluxService in TceMain class
[FEATURE] Pass arguments given to cache clear commands
[TASK] Implement new clearCacheCommand interface method signature
[TASK] Early return when clearing one page's cache
Merge pull request #107 from NamelessCoder/performance

[TASK] Basis for recent performance improvements in Providers
Merge pull request #106 from NamelessCoder/tcemaindebugservice

[TASK] Switch to debug through FluxService in TceMain class
[TASK] Move 'defaultExtras' detection
Merge pull request #108 from dreipunktnull/master

[BUGFIX] Avoid overwriting of 'defaultExtras' config in render method
[TASK] Additional check for empty inherited value
Merge pull request #109 from dreipunktnull/master

[BUGFIX] Enable clearing of field values