remove iris color picker plugin from styling manager

Modern browsers know about type=color and show their own picker so there
is no need for this jQuery plugin anymore.

Also the iris plugin isn't m

remove iris color picker plugin from styling manager

Modern browsers know about type=color and show their own picker so there
is no need for this jQuery plugin anymore.

Also the iris plugin isn't maintained anymore and throws warnings in
jQuery migrate.

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Update jQuery to 3.5.0 and Migrate to 3.2.0

translation update

translation update

check exceptions before proxy use #3055

There are several places in the HTTPClient where we check if a proxy is
set. But not all of them were checking the exceptions.

replaced deprecated function call

suppress errors messages in Mailer for non-admins #3014

When ever a mail is sent to the current user, it is usually the only
receiver. If in that case the mail validation fails, sending the whole
ma

suppress errors messages in Mailer for non-admins #3014

When ever a mail is sent to the current user, it is usually the only
receiver. If in that case the mail validation fails, sending the whole
mail will fail which will be signalled by a return false of the
Mailer->send() method anyway. This is already signalled to the user.

The more commoin usecase of a validation error is when other people's
addresses fail to validate. These should never be shown to a user.

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more tests and a fix for #3036

Exploding lines left dangling commas for the addresses. In addition the
$text variable was not reset properly later on leading to an additional
error.

added failing test for #3036

translation update

translation update

translation update

fix slash regression in toolbar signature #3045

add new "MEDIA_RESIZE" event

properly encode signature code

This addresses the XSS vulnerability mentioned in #3044

disable update check by default during tests

This should speed up integration tests that use our TestRequest
mechanism

Let plugins access the lexer mode stack

link to https sites

updated copyright year

restore access to utility function in renderer

All other utility functions are public, too. And we had this one public
in the metadata renderer already. We maybe will want to deprecate the
old under

restore access to utility function in renderer

All other utility functions are public, too. And we had this one public
in the metadata renderer already. We maybe will want to deprecate the
old underscore name some time

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missed another unit test

fix test again

Remove height & weight defaults from video embeds

d'oh completely overlooked this

another fix