* As test was added to develop, also migrate it.

# Conflicts:
#   Documentation/source/features.rst

Feature/74 check removed typoscript constants

Closes #74 and #76

See merge request !85

# Conflicts:
#   Documentation/source/features.rst

Feature/41 check removed classes

Closes #41

See merge request !80

# Conflicts:
#   Documentation/source/features.rst

Feature/71 refactor removed code

Closes #71

See merge request !79

Resolves: #45

* Ass missing colon.

* Update docs, add sniff and test.
* Add first configuration.

Relates: #45

* Allow executing tests for single sniff through phpunit '--filter'.
* Provide structure to add further tests for a single sniff.
* Make output more clear, which sniff was tested.

Relates: #45

* Add docs, sniff, tests.
* Add first configuration.

Relates: #45

* Configure removed constants in TYPO3 7.x.
* Add code / sniff.
* Add test.
* Update docs.

Resolves: #74

* To enable others to configure their own features.

Resolves: #76

* To make writing merge requests easier.
* Also this should keep them in same structure.

* Remove construct from interface.
* Fix wrong type hints.
* Keep naming of variable in sync.
* Also keep conditions format in sync.

Relates: #71

TASK: Document yaml format for features

Closes #76

See merge request !81

Feature/update docs

See merge request !82

Relates: #41

* To enable others to configure their own features.

Resolves: #76

* To make writing merge requests easier.
* Also this should keep them in same structure.

Relates: #41

Relates: #41

Relates: #41

Relates: #41

Relates: #41

* Remove unnecessary docs.
* Add necessary docs.

* Don't duplicate code and logic.
* Move common code to parent class.

Relates: #71

* Adjust CI , composer and docs.
* Migrate modern code to 5.6 supported code.

Relates: #71