Feature #3752 / Pills auf mode|modeSql=hidden|readonly setzen - implemented during 'form load' (not dynamic update)

* Broken Redirect after Save - fixed
* Broken same HTML ID for FE copies in a template group. - fixed

Bug #4548 /Template Group: 'form-update' broken - max tg element value/index shown after save instead of last user supplied value, but save is ok.
Neu wird nach dem Speichern das Formular nochmal komplett geladen. Das ist wichtig um die durch aftersave geaenderten Records in die Formularelemente zu bekommen.

ug #4512 | SIP URL does not respect anker token '#'- fixed PLUS: L and type _GET Params included in links which contain a SIP (regular links still open).

Bug #4508 / Form: during Save with FE with 'report'-Note/Values an exception is thrown - report does not expect it would be called without typo3 - but this is the case during save and generating the JSON.

Bug #4504 / Upload Button: required asterik missing after save - seems to be a problem for every element - should be fixed now.

#4495 (New): Upload: Problem if mode is 'required' - part 1: do not set HTML required if a file is already uploaded.

Manual.rst: describe how to activate 'report' syntax.
Support.php: implement 'unWrapTag()'
Report: Code reformat
FillStoreForm.php: remove unwanted '<p>' tag around content if TinyMCE is used, before saving the content
AbstractBuildForm.php: new processReportSyntax().
formEditor.sql: Change FormElement Editor column 'note' from Editor (TinyMCE) to ordinary TextArea. This was necessary cause TinyMCE is based on HTML and linebreaks are completely replaced by <br>. It's difficult to support both, HTML and plain text at the same time.

#4456 / formModeGlobal=requiredOff - Switches FormElement.mode=required to 'show' for all FE of the current Form.

#4456 / formModeGlobal=requiredOff - Switches FormElement.mode=required to 'show' for all FE of the current Form.

Reformat Manual.rst. Add <date> to change-log. Best practice to extract git commit titles since last version.

#4386 Fuer GRC: Optional Info Button bei 'input' wie bei 'textarea' - EXTRA_BUTTON_INFO_POSITION=below
Manual.rst: update doc for EXTRA_BUTTON_INFO_POSITION.
HelperFormElement.php: honor setting of EXTRA_BUTTON_INFO_POSITION.