Fixes repeated index terms leading to same HTML anchor.
Fixes repeated index terms leading to same HTML anchor.

Instead of a hash for the rst node tree (which will always be the same)
a simple counter table is used.

BlaXpirit/nim,SSPkrolik/Nim,sarvex/Nim-lang,gokr/Nim,JCavallo/Nim,nanoant/Nim,haiodo/Nim,gokr/Nim,nimLuckyBull/Nim,singularperturbation/Nim,sferik/Nim,nafsaka/Nim,nafsaka/Nim,gokr/Nim,tulayang/Nim,Salafit/Nim,russpowers/Nim,singularperturbation/Nim,xland/Nim,Dhertz/Nim,douglas-larocca/Nim,sferik/Nim,BlaXpirit/nim,jsanjuas/Nim,jfhg/Nim,reactormonk/nim,Senketsu/Nim,sferik/Nim,endragor/Nim,kirbyfan64/Nim,xland/Nim,singularperturbation/Nim,SSPkrolik/Nim,reactormonk/nim,zachaysan/Nim,MrJohz/Nim,sarvex/Nim-lang,gokr/Nim,reactormonk/nim,jsanjuas/Nim,sferik/Nim,reactormonk/nim,msmith491/Nim,Salafit/Nim,fredericksilva/Nim,nimLuckyBull/Nim,jfhg/Nim,nimLuckyBull/Nim,Matt14916/Nim,douglas-larocca/Nim,nanoant/Nim,msmith491/Nim,jfhg/Nim,russpowers/Nim,douglas-larocca/Nim,xland/Nim,SSPkrolik/Nim,kirbyfan64/Nim,Dhertz/Nim,fredericksilva/Nim,haiodo/Nim,bvssvni/Nim,gokr/Nim,nanoant/Nim,fmamud/Nim,reactormonk/nim,greyanubis/Nim,fmamud/Nim,haiodo/Nim,xland/Nim,fredericksilva/Nim,endragor/Nim,judofyr/Nim,endragor/Nim,russpowers/Nim,sarvex/Nim-lang,tulayang/Nim,nafsaka/Nim,msmith491/Nim,judofyr/Nim,JCavallo/Nim,Dhertz/Nim,tmm1/Nim,fredericksilva/Nim,haiodo/Nim,greyanubis/Nim,gokr/Nim,sferik/Nim,douglas-larocca/Nim,singularperturbation/Nim,nanoant/Nim,nafsaka/Nim,JCavallo/Nim,SSPkrolik/Nim,fredericksilva/Nim,BlaXpirit/nim,Matt14916/Nim,mbaulch/Nim,Matt14916/Nim,judofyr/Nim,sferik/Nim,mbaulch/Nim,nanoant/Nim,msmith491/Nim,haiodo/Nim,fmamud/Nim,dom96/Nim,mbaulch/Nim,endragor/Nim,nafsaka/Nim,russpowers/Nim,tmm1/Nim,SSPkrolik/Nim,msmith491/Nim,nafsaka/Nim,BlaXpirit/nim,MrJohz/Nim,JCavallo/Nim,MrJohz/Nim,zachaysan/Nim,greyanubis/Nim,dom96/Nim,Dhertz/Nim,Matt14916/Nim,dom96/Nim,SSPkrolik/Nim,nimLuckyBull/Nim,singularperturbation/Nim,MrJohz/Nim,jfhg/Nim,dom96/Nim,reactormonk/nim,greyanubis/Nim,jsanjuas/Nim,Senketsu/Nim,endragor/Nim,jfhg/Nim,Salafit/Nim,xland/Nim,zachaysan/Nim,bvssvni/Nim,fmamud/Nim,mbaulch/Nim,sarvex/Nim-lang,greyanubis/Nim,Matt14916/Nim,tmm1/Nim,jsanjuas/Nim,kirbyfan64/Nim,jfhg/Nim,xland/Nim,zachaysan/Nim,zachaysan/Nim,fmamud/Nim,JCavallo/Nim,SSPkrolik/Nim,singularperturbation/Nim,Salafit/Nim,MrJohz/Nim,haiodo/Nim,dom96/Nim,Dhertz/Nim,mbaulch/Nim,douglas-larocca/Nim,Senketsu/Nim,fredericksilva/Nim,Senketsu/Nim,tulayang/Nim,fredericksilva/Nim,mbaulch/Nim,mbaulch/Nim,tmm1/Nim,douglas-larocca/Nim,sferik/Nim,bvssvni/Nim,zachaysan/Nim,BlaXpirit/nim,dom96/Nim,judofyr/Nim,kirbyfan64/Nim,BlaXpirit/nim,Salafit/Nim,kirbyfan64/Nim,kirbyfan64/Nim,kirbyfan64/Nim,Senketsu/Nim,reactormonk/nim,gokr/Nim,tmm1/Nim,nimLuckyBull/Nim,fmamud/Nim,haiodo/Nim,Dhertz/Nim,russpowers/Nim,JCavallo/Nim,gokr/Nim,jfhg/Nim,bvssvni/Nim,bvssvni/Nim,jsanjuas/Nim,nanoant/Nim,kirbyfan64/Nim,BlaXpirit/nim,msmith491/Nim,Senketsu/Nim,sarvex/Nim-lang,sarvex/Nim-lang,fredericksilva/Nim,nimLuckyBull/Nim,russpowers/Nim,greyanubis/Nim,xland/Nim,Dhertz/Nim,sferik/Nim,nafsaka/Nim,nanoant/Nim,dom96/Nim,judofyr/Nim,judofyr/Nim,reactormonk/nim,bvssvni/Nim,russpowers/Nim,tmm1/Nim,Matt14916/Nim,singularperturbation/Nim,Salafit/Nim,SSPkrolik/Nim,judofyr/Nim,douglas-larocca/Nim,sarvex/Nim-lang,bvssvni/Nim,MrJohz/Nim,jsanjuas/Nim,BlaXpirit/nim,tulayang/Nim,endragor/Nim,Senketsu/Nim,douglas-larocca/Nim,endragor/Nim,tmm1/Nim,jsanjuas/Nim,fmamud/Nim,msmith491/Nim,JCavallo/Nim,zachaysan/Nim,greyanubis/Nim,Salafit/Nim,nimLuckyBull/Nim,tulayang/Nim,MrJohz/Nim,Matt14916/Nim,judofyr/Nim,tulayang/Nim