Repaired A4 overfull boxes
Final tidbits before completion of 9.0.0
Ready for 9.0.0
Completed the concrete/promotions section
rewrote section about static const data and wip on binops wrt promotions
Processed comments by Francesco Poli
rmindexlines was located at the wrong place
Updated the changelog
Added new images to latex and html directories
Paren correction