Link.php: add some doc.

AbstractException.php: Add catch CodeException to not recursively throw the same exception again and again.
Store.php: constructor of class Store seems to be the best place to do the check.

UserManual/Index.rst: Add doc for htmlAfter, htmlBefore

Form.parameter & FormElement.parameter: Lines starting with '#' are treated as comments and will not be parsed.

Evaluate.php: parseArray() will skip lines starting with a '#'

AbstractBuildForm.php: templateGroup / row with the 'add' button , will be wrapped with the bs*Columns as defined in the FormElement templateGroup.

FillStoreForm.php: fixed problem with checkBoxes in templateGroups. During fillStoreForm the template group has been expanded to all possible elements - the logic for checkboxes expected that at least the '_h_<fe name>' Post Variable exist - which is not true for unexpanded elements.

templateGroup: fixed problem with missing <div class='qfq-line'> around each copy of prefilled templateGroup.
 AbstractBuildForm.php: pattern  '%d' will be replaced by number of copy in FormElement 'label' and 'note'. Recode Logic to wrap templateGroup copies.

AbstractBuildForm.php: implemented function templateGroupCollectFilledElements(). Add function.

AdministratorManual/Index.rst: extend sphinx setup doc, fix typo
UserManual/Index.rst: add doc for templateGroup
FillStore.php: Implement save for templateGroup

BuildFormBootstrap.php, Store.php: conig.qfq.ini extended to hold new parameter, save button will be build with new attribute.

AbstractBuildForm.php:
#3224, #3231 Html Tag <hr> als FormElement. >> htmlBefore | htmlAfter, FormElement.parameter = htmlBefore|htmlAfter implemented.
#3230 templateGroup: Abstaende zwischen Elementen. 'tgClass' implemented

BuildFormPlain.php: code restructured

AbstractBuildForm.php: see title