Visual homogenization between Markdown and WYSIWYG modes in richtext input.
Admin richtext editor: visual fixes + delete dead code
Admin richtext editor: visual fixes and homogenization
Refactor Web\UrlManager (getCanonicalByDocument, getByFunction)

Refactor \Rbs\Website\Documents\Website::getUrlManager()
Add new formatFileSize and transFileSize methods in I18nManager.
Move related locales from Rbs_Admin to Change package.
Code formatting.
Do the popContext in the picker.
Update admin richtext control (images, video, file download and internal links).
Merge branch 'intportg-dev'

Conflicts:
	Change/Http/Web/UrlManager.php
	Plugins/Modules/Rbs/Admin/WysiwygHtmlParser.php