* trim content values before tracking

* fix archiving for invalid content entries

* rebuilt piwik.js

* ensure content values are correct

* trim event values before checking if they are empty

* Prevent possible archiving failures for already tracked empty event categories

* Throw exception when tracking events with empty category or action

* move trim method

* Log console error when tracking events without category or action

* rebuilt piwik.js

* disable outgoing communication with one setting

* disabled piwik blog if isInternetEnabled=0

* better description for enable_internet_features

* reenable plugin

* Make it possible to view Ecommerce Log with segment

* adds UI test for segmented ecommerce log

* adds screenshot for UI test

* use Http::buildQuery()

* updates composer packages

* update tests

* "Send an email when a plugin update is available" is On by default since Piwik 3.0.0-b1

follows up https://github.com/piwik/piwik/pull/10691

* UI screenshot

* Improve handling of DevicePlugins to make it extendable

* update test files

* add some comments to explain automatic plugin column detection

* submodule update

* use DI so plugins can change custom piwik js

* post event so plugins can customize which tracker files to include

* better API so we can write better tests

* add support for email and url form fields

* UI test

* Add possibility to specify column suffix in dataTable row

In https://github.com/piwik/piwik/pull/11650 I added the possibility to define a column prefix to be displayed in the UI, this PR now also adds the same feature for suffix.

* remove the trailing whitespace

* update icon submodule

* fix UI tests

* fix system tests

* fix another UI test

* Fix system test

Integration test: CorePluginsAdmin.WeCouldNotLoadThePluginAsItHasMissingDependencies must use numbered placeholders instead of multiple %s

* Add possibility to ignore "no data recorded" screen for one hour

* update screens

* update wording