Use RELATIVE_LINK2 everywhere instead of $(LINK2 #anchor, Description)

'#' should not be used for non-HTML generation.
permuted row labels
Merge pull request #299 from jordisayol/master

permuted row labels on types table
Merge pull request #293 from ntrel/use-relative_link2

Use RELATIVE_LINK2 instead of $(LINK2 #anchor, Description)