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().

Buf #4257 / Dynamic update broken - after changing JSON data structure, update load.php has been missed.

AutoCron.php: STORE_PARENT will be filled with - Webpage: either the current cron job, Mail: the current Mailrecord (sql1). Use them with {{....:PE:all}}

formEditor.sql: udpate some comments to form 'cron'.

Check if Record is already exclusive locked. If yes, show Form in readonly mode.

Small fix in manual.rst.

save.php, QuickFormQuery.php: fixed malformed array for JSON
Dirty.js, QfqForm.js: replace instance variable 'additionalQueryparameters' against parameter by call: optionalQueryParameters.

AbstractBuildForm.php: add variant to update md5 via form-update. Remove test 'span' wrap around 'recordHashMd5'. Introduce constants API_FORM_UPDATE_*.

DirtyTest.php: play testFormEditor.sql

Fixed broken implementation on server side.

modifiedRecord.pu: State Diagram
Dirty.php: implement $recordHashMd5 to detect modified records.
OnArray.php: new getMd5()
AbstractBuildForm.php: implemented but not working update of hidden input 'recordHashMd5'. Add hidden input 'recordHashMd5'.
BuildFormBootstrap:  Add hidden input 'recordHashMd5'.
formEditor.sql: Rename 'Dirty.recordModified' to 'Dirty.recordHashMd5'.

delete.php: process json answer of qfq-delete()
Dirty.php: More specific error message. In case of locking problem during form delete - return json and not an exception.
QuickFormDirty.php: Code cleanup. Interpret answer of dirty->checkDirtyAndRelease