Web\Url: provide a with() function
Web\Url: document with() method
static/gravatar: fetch smaller images
Fix namespace use for FormDateTime
layout: change header element order
Web\UrlParams: allow to merge single value
Implement Icinga\Util\Enumerate
Icinga\Protocol\File\FileReader: use Icinga\Util\Enumerate
FilterWidget: remove icon titles

fixes #7105
js/events: ignore mailto links

fixes #7079
Timezone detection: Client implementation

refs #6078
Time detection: Add receiever to bootstrap method

refs #6078
Timezone detection: Set cookie expiration to 1 day

refs #6078
Timezone detection: Add discoverd value to preference form

refs #6078