[Code Style] administrator/components/com_joomlaupdate
[Code Style] Changes in tag standards: Components
[Code Style] administrator/components/com_joomlaupdate

Conflicts:
	administrator/components/com_joomlaupdate/models/default.php
Merge pull request #4636 from javigomez/change-tags-components

[Code Style] Changes in tag standards: Administrator Components
[Code Style]Clean up libraries/joomla, com_banners & com_config. Fixes #4588. Fixes #4616. Fixes #4615

[Code Style]Clean up com_banners frontend.

[Code Style]Clean up com_config frontend.