Manual.rst: New check list. Updates on missing config entries. Details for record locking. More precise extraButtonInfo explanation.
config.qfq.example.ini: small updates to explanations.
ext_conf_template.txt: First version of extension manager configuration setup. Not functional.

Fix PHPUnit tests

Reformat manual for config.qfq.ini. Copy config.qfq.example.ini to MANUAL.rst. Migrate config defaults from setIfNotSet() to array_merge().

 Manual.rst: description of new options for MAIL_LOG and Report/sendmail.
 sendEmail: added new perl script.
 Report.php: $mailarr renamed to $mailConfig. convertToken() updated.
 Sendmail.php: commented mb_send_mail(). New sendEmail().
 Config.php: new options MAIL_LOG.
 Store.php: Update SUSTEM_SEND_E_MAIL

OnArray.php: new function keyNameRemoveLeadingUnderscore().
Report: Introduce constant TOKEN_COLUMN_CTRL.
Config.php: Implement function 'checkDeprecated().
Store.php: Update StoreSystemUpdate() to handle up to 3 FILL_STORE_SYSTEM_SQL_x. Implement an optional error message together with a full stop.

Implemented setting 'db_?_xxx' in config.qfq.ini and QuickFormQuery.php and other files. Open: saving in  DB_INDEX_QFQ.

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: 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..

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.

Introduce new config var 'DB_UPDATE' in config.qfq.ini. Update the handling, if there exist table 'form' and 'Form'.
Manual.rst:  document the new config option DB_UPDATE.
Database.php: Typo fixed.
DatabaseUpdate.php: Iterate over all found 'Form' tables, take the newest version number. Respect config option DB_UPDATE. Fixed a problem: if in the PHP DB updates a newer DB Version is configured than the PHP source itself is, such updates are now not played anymore.
Config.php, QuickFormQuery.php, config.example.ini: handle config setting DB_UPDATE.

#3568 / Form: fuer alle Buttons (save, close, new, delete) eine optionale class & text konfigurierbar machen
Manual.rst: new configuration options listed at config.qfq.ini and Form.paramtert.
Config.php: Defaults configured for F_SAVE|CLOSE|DELETE|NEW_BUTTON_TEXT|TOOLTIP|CLASS|GLYPH_ICON.
BuildFormBootstrap.php: Changed code to take values from config.qfq.ini or (if given) from form.parameter definitions.
QuickFormQuery.php: Copy new setup values from config.qfq.ini to Form.
StoreTest.php: update unit test for new global configuration values
config.qfq.example.ini: fill with new commented key/value pairs.

Add `sqlLog` and `sqlLogMode` to QFQ tt-content records.
Add mode 'error' and `none` to sqlLogMode.
Manual.rst: Added explanations for SQL_LOG, SQL_LOG_MODE, and tt-content pendants sqlLog, sqlLogMode. Update config.qfq.ini to latest attributes.
Database.php: rename $mode to $currentQueryMode to make it more descriptive. Recode dbLog().
Logger.php: do nothing if there is no file defined.
Report.php: new function checkUpdateLog().
Config.php: Set defaults for config.qfq.ini SQL_LOG and SQL_LOG_MODE
Store.php: Fix problem that an empty SQL_LOG will be prependad with SYSTEM_PATH_EXT.

Manual.rst: fixed some typos, added three more examples to _pdf
config.qfq.example.ini: Remove DB_NAME_TEST, Add some details about SQL_LOG, add example for TECHNICAL_CONTACT

Manual.rst, AbstractException.php, SessionCookie.php, Downoad.php, Error.php, Link.php, Report.php, Store.php, AbstractBuildForm.php, BuildFormBootstrap.php, config.qfq.example.ini: replace all access to SHOW_DEBUG_INFO with respect to multiple values.

Implement additional 'SHOW_DEBUG_INFO = download' to track down problems with 'session forwarding'.
Configure constants for SHOW_DEBUG_INFO for yes|no|auto

config.qfq.ini: REDIRECT_ALL_MAIL_TO = john@doe.com
All emails, sent bey QFQ will not be sent to the given receiver, instead they are delivered to 'catch all email' address.
Sendmail.php: Check config.qfq.ini setting for REDIRECT_ALL_MAIL_TO - if set take that address as real receiver for all mails from Form and Report.

Implemented defaultEscapeType. configurable via config.qfq.ini (global) and per Form.
Implemented max GET parameter lenght. Default: 50. BTW: in phpunit test there have been a parameter 'file' which exceeds the limit of 32.

Config.qfq: Skip empty variable names - happens in phpunit tests. Read new `systemEscapeTypeDefault`.
Constants.php: renamed  TOKEN_LDAP_ESCAPE_* to TOKEN_ESCAPE_LDAP_*. Add TOKEN_ESCAPE_MYSQL, TOKEN_ESCAPE_NONE
Database.php: Set charset to real_escape_string() functions properly. Proxy for mysqli::real_escape_string()
Evaluate.php: Respect global escapeTypeDefault. Implement
formEditor.sql: add column `escapeTypeDefault`. Add FormElement 'escapeTypeDefault'.

Config.php: Defaults are now set in Config.php, not in Store.php anymore. New function setDefaults(), checkForAttack().

Manual.rst: Updated doc for a) config.qfq.ini: LDAP_1_RDN, LDAP_1_PASSWORD, b) Form.parameter|FormElement.parameter: ldapUseBindCredentials
ErrorHandler.php: removed details - the end user should not too many details.
FormAction.php, Ldap.php, QuickFormQuery.php: implement 'ldapUseBindCredentials'
Ldap.php: set_error_handler() to catch ldap_bind() problems. Always set LDAP_OPT_PROTOCOL_VERSION=3 - this might cause problems with som LDAP Servers - we will see.

Fix #3420 / Quicklink 'editform' on form: directs to the current T3 page which might be insufficient
AbstractBuildForm.php, Store.php: Introduce new config.qfq.ini setting 'EDIT_FORM_PAGE'

Index.rst: Update Administratormanual how to install and use print.php.
print.php: wrapper for wkhtmltopdf.

AdminstratorManual/Index.rst: Update config.qfq.ini description to new parameter 'class'. Remove 'DB_NAME_TEST' cause that is only interesting to PHP Unit Tests and not to enduser.
UserManual/Index.rst: Update STORE_SYSTEM description of known variables.
Store.php, QuickFormQuery.php: Refactor building STORE_SYSTEM. Make it more generic if new parameters are introduced. Setting up new config.qfq.ini built in defaults and form defaults at one place. Renaming of parameter names in config.qfq.ini to STORE_SYSTEM at one place implemented with an extensible array.
AbstractBuildForm.php, BuildFormBootstrap.php, BuildFormTable.php: User constant F_CLASS  in $this->formSpec['class']
config.qfq.example.ini: comment empty variables - the new default setting is, that empty parameter in config.qfq.ini means EMPTY, not UNDEFINED.