remove "new navigation" paragraph
remove "new navigation" paragraph

the "new navigation" has been around for a while now,
so we can probably remove this.

Signed-off-by: Sebastiaan van Stijn <64b2b6d12bfe4baae7dad3d018f8cbf6b0e7a044@gone.nl>

mikedougherty/docs-base,thaJeztah/docs-base,sanscontext/docs-base,sanscontext/docs-base,mikedougherty/docs-base,sfsmithcha/docs-base,thaJeztah/docs-base,mikedougherty/docs-base,sfsmithcha/docs-base,SvenDowideit/docs-base,SvenDowideit/docs-base,SvenDowideit/docs-base,sfsmithcha/docs-base,thaJeztah/docs-base,sanscontext/docs-base