Issue 299: List item indention comes from wrong style attribute
Merge branch 'HtmlViewer-11.4-to-11.5' of https://github.com/JPeterMugaas/HtmlViewer.git into HtmlViewer-11.4-to-11.5
Changed: class hierarchy
- new class TBlockBase is a TSectionBase
- TBlock becomes a TBlockBase
- TFloatingObj renamed to TSizeableObj
- TFloatingObjBase renamed TFloatingObj
- new TFloatingObj becomes a TBlockBase