Installer bootstrap updates, refs #1073.

Wizard replaced.
Notinstalled zikula icon problem fixed.
doclink fixed.
Merge pull request #1111 from phaidon/installer-bootstrap

Installer bootstrap updates.
Getlinks bootstrap-fix, refs #1073.
Merge pull request #1114 from phaidon/getlinks-bootstrap-fix

Getlinks bootstrap-fix, refs #1073.