docgen: Generate correct a links for see* tags in chunks
docgen: Generate correct a links for see* tags in chunks

We use the rel attribute in <a href=""> tags to say
what type of link it is. The different types are the
same as the <see*> tags in the source documentation.

emacsmirror/erlang,bjorng/otp,dgud/otp,jj1bdx/otp,rlipscombe/otp,emacsmirror/erlang,g-andrade/otp,lrascao/otp,vladdu/otp,ferd/otp,mikpe/otp,g-andrade/otp,emacsmirror/erlang,emacsmirror/erlang,isvilen/otp,potatosalad/otp,uabboli/otp,uabboli/otp,electricimp/otp,isvilen/otp,isvilen/otp,emacsmirror/erlang,potatosalad/otp,ferd/otp,kvakvs/otp,ferd/otp,lrascao/otp,ferd/otp,g-andrade/otp,dgud/otp,jj1bdx/otp,getong/otp,ferd/otp,vladdu/otp,mikpe/otp,bjorng/otp,vladdu/otp,kvakvs/otp,dgud/otp,vladdu/otp,potatosalad/otp,isvilen/otp,erlang/otp,bjorng/otp,ferd/otp,mikpe/otp,rlipscombe/otp,getong/otp,vinoski/otp,vinoski/otp,erlang/otp,getong/otp,g-andrade/otp,electricimp/otp,potatosalad/otp,isvilen/otp,jj1bdx/otp,getong/otp,rlipscombe/otp,dumbbell/otp,lrascao/otp,lrascao/otp,erlang/otp,rlipscombe/otp,lrascao/otp,g-andrade/otp,erlang/otp,mikpe/otp,getong/otp,electricimp/otp,vladdu/otp,potatosalad/otp,dumbbell/otp,emacsmirror/erlang,kvakvs/otp,uabboli/otp,g-andrade/otp,ferd/otp,bjorng/otp,vinoski/otp,kvakvs/otp,jj1bdx/otp,electricimp/otp,vladdu/otp,vinoski/otp,bjorng/otp,getong/otp,bjorng/otp,isvilen/otp,ferd/otp,bjorng/otp,vinoski/otp,potatosalad/otp,mikpe/otp,uabboli/otp,potatosalad/otp,vinoski/otp,jj1bdx/otp,electricimp/otp,vinoski/otp,kvakvs/otp,emacsmirror/erlang,dumbbell/otp,jj1bdx/otp,rlipscombe/otp,dgud/otp,erlang/otp,electricimp/otp,electricimp/otp,ferd/otp,mikpe/otp,vinoski/otp,isvilen/otp,dumbbell/otp,rlipscombe/otp,jj1bdx/otp,jj1bdx/otp,lrascao/otp,dumbbell/otp,kvakvs/otp,uabboli/otp,uabboli/otp,jj1bdx/otp,dgud/otp,mikpe/otp,bjorng/otp,emacsmirror/erlang,dgud/otp,erlang/otp,lrascao/otp,getong/otp,dumbbell/otp,dgud/otp,vinoski/otp,dgud/otp,erlang/otp,uabboli/otp,isvilen/otp,erlang/otp,kvakvs/otp,g-andrade/otp,getong/otp,rlipscombe/otp,bjorng/otp,mikpe/otp,dgud/otp,kvakvs/otp,g-andrade/otp,jj1bdx/otp,electricimp/otp,emacsmirror/erlang,rlipscombe/otp,bjorng/otp,mikpe/otp,uabboli/otp,erlang/otp,vladdu/otp,uabboli/otp,rlipscombe/otp,dumbbell/otp,kvakvs/otp,potatosalad/otp,lrascao/otp,potatosalad/otp,g-andrade/otp,isvilen/otp,getong/otp,dumbbell/otp,dumbbell/otp,mikpe/otp,rlipscombe/otp,vladdu/otp,getong/otp,dumbbell/otp,electricimp/otp,g-andrade/otp,vinoski/otp,lrascao/otp,isvilen/otp,erlang/otp,potatosalad/otp,emacsmirror/erlang,dgud/otp,vladdu/otp