[TASK] TYPO3 Coding Guidelines - Tabs must be used to indent lines

Change-Id: I56834787f374179cabbb4df7371d6d5dc7a4694c
Resolves: #54655
Reviewed-on: https://review.typo3.org/26583
Reviewed-by: Alex Kellner
Tested-by: Alex Kellner
[TASK] TYPO3 Coding Guidelines - Missing class doc comment

Change-Id: I0487d614979a6166eb3bd76ff55e9c83c5923d14
Resolves: #54653
Reviewed-on: https://review.typo3.org/26582
Reviewed-by: Alex Kellner
Tested-by: Alex Kellner
Merge remote-tracking branch 'origin/master'
Merge branch 'develop'

Conflicts:
	Classes/ViewHelpers/BeCheck/ExtMngConfigViewHelper.php
	Classes/ViewHelpers/BeCheck/T3VersionViewHelper.php
	Classes/ViewHelpers/BeCheck/UploadsFolderViewHelper.php
	Classes/ViewHelpers/Condition/IsAllowedToEditViewHelper.php
	Classes/ViewHelpers/Condition/IsArrayViewHelper.php
	Classes/ViewHelpers/Condition/IsNumberViewHelper.php
	Classes/ViewHelpers/Condition/IsStringInStringViewHelper.php
	Classes/ViewHelpers/Condition/IsThereAMailWithStartingLetterViewHelper.php
	Classes/ViewHelpers/Condition/OrViewHelper.php
	Classes/ViewHelpers/Form/AdvancedSelectViewHelper.php
	Classes/ViewHelpers/Form/SelectFieldViewHelper.php
	Classes/ViewHelpers/Getter/GetFieldLabelFromUidViewHelper.php
	Classes/ViewHelpers/Getter/GetFieldMarkerFromUidViewHelper.php
	Classes/ViewHelpers/Getter/GetPageNameFromUidViewHelper.php
	Classes/ViewHelpers/Misc/ContentElementViewHelper.php
	Classes/ViewHelpers/Misc/ErrorClassViewHelper.php
	Classes/ViewHelpers/Misc/MorestepClassViewHelper.php
	Classes/ViewHelpers/Misc/PrefillFieldViewHelper.php
	Classes/ViewHelpers/Misc/ValidationClassViewHelper.php
	Classes/ViewHelpers/Reporting/GetLabelsGoogleChartsViewHelper.php
	Classes/ViewHelpers/Reporting/GetValuesGoogleChartsViewHelper.php
	Classes/ViewHelpers/String/EncodeViewHelper.php
	Classes/ViewHelpers/String/ExplodeViewHelper.php
	Classes/ViewHelpers/String/RemoveQuoteViewHelper.php
	Classes/ViewHelpers/String/TrimViewHelper.php
	Classes/ViewHelpers/String/UnderscoredToLowerCamelCaseViewHelper.php
	Classes/ViewHelpers/String/UpperViewHelper.php
	Classes/ViewHelpers/String/Utf8DecodeViewHelper.php
Merge branch 'develop'

Conflicts:
	Classes/Domain/Validator/CaptchaValidator.php
	Classes/Domain/Validator/CustomValidator.php
	Classes/Domain/Validator/MandatoryValidator.php
	Classes/Domain/Validator/StringValidator.php
2.0.13
Clean Up Marker generation