Issue #254 Rearrange Help and About sidebar links.
Issue #265 #254 Add BASIS package content table to download page.
Issue #265 Minor change of sentence.
Issue #254 Include reference excl. API in PDF manual.
Issue #254 Upload re-generated PDF manual.
Issue #254 Fix link to BasisProject.cmake API doc.
Issue #254 Fix :orphan: in rendered HTML.

For some reason the :orphan: instruction does not behave as I expect/want it to. It is needed when generating the PDF to avoid a warning, but is then part of the HTML. Better a warning then a wrongly rendered HTML.
Issue #254 Fix link to reference on index page.
Issue #254 Make order of full table the same as sidebar.
Issue #265 Add link to About page to README as well.
Issue #254 Slight change of table summarizing available templates.
Merge branch 'feature/docUsability' into feature/#279updateTemplate

Conflicts:
	doc/contents.rst
	doc/manual.rst