Config.qfq: central defaults for DATA_MATH, DATA_ERROR

F6289: show debug button for 'All' and 'Per session'. Remove expired logfiles. Set new form variables FORM_LOG_FILE_ALL, FORM_LOG_FILE_SESSION.

F6289: First runnable version to show the formLog. Log is still empty (nothing submitted). 'per session' / 'all' not implemented.

B6276: Default pattern/required/match messages have never been displayed. *Clear* default in qfq extension config: Form-Config > formDataPatternError| formDataRequiredError| formDataMatchError

F5458 Error Log Unique Identifier: Exception message might be an ordinary string or a JSON encoded array.

Carsten Rose authored Jun 16, 2018 and Carsten Rose committed Jun 16, 2018

B5884: sql.log public readable. Default is now changed from typo3conf/sql.log to fileadmin/protected/log/sql.log|mail.log

Bug #5924 / config.qfq.ini/LocalConfiguration.php: der FormEditor nur mit 'dbIndexData = 1' in config.qfq.ini - several places in formEditor.sql still contained the 'dbIndex...' instead of 'index...'. fixed.

Bug #5890 config.qfq.ini is public readable. Renamed file to config.qfq.php. Implement a basic migration assistant to copy DB credentials to new config.qfq.php. All other values have to be copied to extmanager/qfq-configuration manually.

F6100 Url Forward Auto: Update Manual.rst. The F.parameter.saveAndClose has been removed again. Mode 'close' can be assigned statically or dynamic.

Download.php: references to non existing files now reported as missing file, not 'wrong mimetype' anymore.

Manual.rst: usage of drag and drop.

DRAGANDDROP.md, PROTOCOL.md: Doc for "drag'n' drop" implementation.
dragAndDrop.php: API endpoint
DragAndDrop.php: Class for implementing drag'n' drop functionality.
Link.php: implement new renderMode=8 - returning only the sip.
QuickFormQuery.php: New entry point for processing "drag'n' drop".

HelperFormElement.php, SessionCookie.php, Html2Pdf.php, Store.php, Constants.php: migrate to camel case on configuration variables.
Config.php: readConfig() reads now config.qfq.ini and T3 LocalConfiguration.php.

AutoCron.php: New constants   AUTOCRON_STATUS_OK, AUTOCRON_STATUS_ERROR. Status Length not limited anymore.

Autocron: implement a) 'output to a file' (content of the retrived page), b) search for a pattern on the output.
Manual.rst: updated to the latest autocron features.

Feature #5571 / File Upload: save filesize and mimetype automatically in 'upload mode simple',if those columns exist.