Adjust ..\Monitoring\Form\Config\SecurityForm to use handleRequest()

refs #5525
Adjust Monitoring\InstanceForm to use handleRequest() & Co.

refs #5525
Adjust Monitoring\BackendForm to use handleRequest() & Co.

refs #5525
Make it possible to disable form identification

refs #5525
Fix form widgets

refs #5525
Fix "Use statement with non compound name..." in TimelineController
Adjust Preferences/GeneralForm to use handleRequest() &. Co.

refs #5525
Merge branch 'master' into bugfix/rebuild-form-builder-5525

Conflicts:
	application/forms/Preference/GeneralForm.php
Fix AddUrlForm::createElements() not returning self
We shouldn't require Form::createElements() to return self

refs #5525
Fix incompatible declaration of Form::setDefaults()

PHP with strict standards: Declaration of Icinga\Web\Form::setDefaults()
should be compatible with that of Zend_Form::setDefaults()

refs #5525
Show tooltips to describe menu badges
doc/components.md: obsolete, remove

We do not load any component with require.js or similar
Update Module img_ route to get image subfolders
StaticController: Fix img file inclusion
Rename ConfigForm::setConfig() to ConfigForm::setIniConfig()

We do not want to override Zend_Form::setConfig() so this renaming is
required. set*Ini*Config() because ConfigForm::save() utilizes an ini-writer
to persist the configuration to disk.

refs #5525
Auto refresh menu

Put the navigation into a container and reload it once every 15 seconds from a distinct menu action. Include the current
path into an URL param to still be able to mark the current menu item as active.

fixes #6955
Remove cached version of dompdf log.htm from source control
Fix disappearing tooltips on SVG reload

Use a unified linebreak in the chart controller, so the tooltip handling will recognize the titles as identical
Move charts.less into widgets.less

Don't use a separate less file for only two styles