Imporves performance for Archiving and Range dates. Makes all kind of
reports faster as well. Fixed bugs in labelFilter, reports total calculation
and more.

Fix Sort filters are sometimes applied multiple times

Fixes #7276 display update progress in core:archive command. Includes Updater refactor: deprecate static methods in Updates in favor of instance methods that are passed an Updater instance, use instance methods in Updater, move methods in CoreUpdater that perform updates to Updater class, add observer class that can be used within Updater to hook into single updater run.

Conflicts:
	CHANGELOG.md

Dependency injection in API classes

Conflicts:
	plugins/CoreUpdater/Commands/Update.php

A new minified piwik.js should not be needed as it is only jsdoc

Make sure core:update fails if an Updates class executes queries manually by catching them and re-throwing them.

Conflicts:
	plugins/CoreUpdater/Controller.php

Dependency injection in widgets, menus, settings and tasks

Do not rename columns twice when aggregating dataTable records

When failing to update over HTTPS, let the user update over HTTP

Removed action attribute from login form

Fix bug in admin goal form, 'change' event handlers removed because iCheck initialization happened after bindGoalForm global function executed. bindGoalForm was executed after in API page since it does not use $(document).ready(). Now it does.

* make sure to select correct column (the column value might be false which is valid, meaning column actually exists whereas we assumed before it does not exist)
* use correct sort algorithm (if value of first column was false we picked under circumstances a string comparison instead of number)
* If we sort by label, use always a string or natural comparison even if the label is numeric

Ability to sync UI screenshots for Plugins including premium plugins

Refs #7419 Do not use logger, do not pass $input as parameter, do not hold state in object, better message to developer