The component provider is the simplest
component in the extension manifest, it has no additional settings.
It's only purpose is to extend the list of allowed file extensions inside a
file component section.
For DNN5.5.1 it allows the following extensions:
- *.ashx, *.aspx, *.ascx, *.vb, *.cs, *.resx, *.css, *.js, *.resources, *.config, *.xml, *.htc, *.html, *.htm, *.text, *.vbproj, *.csproj and *.sln.
Example:
<component type="Provider" />