* html segments, name more accurately
* rough description of how book index markup works
* clean out book index from these outputs
* book markup sample, free as in freedom, start doing book index, only letter "A" done so far
* texpdf, url matching, special characters
* # Please enter the commit message for your changes.

* book index, html, tex/pdf, xml
* texpdf no ocn if ocn is 0
* odf, plaintext, if book index? remove ... do other outputs for which not relevant
* concordance, better matches
* constants, dal special character for hardspace changed as (ruby) regx bug in replacing it in xml, odd but move on
Note: to fix html seg headers for endnotes and for index

   paper use dimensions
   url and urlbreaks
   removal of a maths package gives back typeface changes like bold
   better representation of tilde
changelog update

version number bump: is necessary to re-initialize using new css for html presentation
  sisu -CC