#4606 / _link: qualifier to render bootstrap button - implement token  'b:...' for link class. Manual is updated. Open: `pageX` should be recoded to use the new 'b:' instead of hardcoed behaviour to render a button.

Feature: Upload Button - wrapped with Bootstrap Button. New option 'fileButtonText' to specify a button text.

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

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.

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.

#4429 / subrecord: new FE parameter 'subrecordTableCass' - a custom class for the subrecord table might be specified.

AbstractBuildFrom.php: Add new symbol 'show'. Honor switch between Edit and Show for subrecord elements.
QuickFormQuery.php: If F_MODE is not set, check if there is a SIP var with F_MODE_GLOBAL=F_MODE_READONLY

Manual.rst: how to use the multi language forms.
DatabaseUpdateData.php: Update DB with new language fields.
HelperFormElement.php: modify explodeParameter() to not check already existing definitions.
QuickFormQuery.php: new setLanguage().

Manual.rst: Update Manual on how to use escape.
KeyValueStringParser.php: Detect if the exepensive preg_split is necessary. Implement explodeEscape().

Small fix in manual.rst.

Manual.rst: Doc update for periodId.
DatabaseUpdateData.php, formEditor.sql: Table 'Period' and sample record.
Store.php: Implement systemStoreUpdate()
QuickFormQuery.php: call to store->systemStoreUpdate() - might solved in a better way..

Dirty.php: workaround for #4127

Manual.rst: add documentation for record locking
DatabaseUpdateData.php: Add new column 'dirtyMode'
Dirty.php, Config.php, formEditor.sql: remove dirtyMode=readonly. Rename 'timeout' to 'exclusive' and 'overwrite' to 'advisory'.

First version for save - not working now.
Manual.rst: document config var SYSTEM_DIRTY_RECORD_TIMEOUT_SECONDS.
QuickFormQuery.php, Dirty.php: extend to support QFQ/save().
Client.php: fixed broken PHP Unit test
Config.php: set default for dirtyRecordTimeout.
BuildFormBootstrap.php: No dirtyUrl if dirtyMode=none.
formEditor.sql: extend definition to Form.dirtyMode, new table 'Dirty'
Fixed several unit tests for new tables.