419 files moved or modified to fix i/l/t from 2023

cave_data/1623-2013-BL-01.html

@@ -46,7 +46,7 @@ code used in the Austrian kataster e.g '1/S +' - https://expo/.survex.com/katast
 
 <explorers></explorers><!-- 'CUCC Expo' and year(s) of exploration. To distinguish from caves explored by foreign groups. Individual names can be given too if it was a small cave. -->
 <survex_file></survex_file><!-- Name of top-level survey file for this cave. Relative to the 'loser' survex repository. So for most caves that's "caves-162x/cavenum/cavnum.svx". (e.g. caves-1623/204/204.svx -->
-<underground_description><a href='/1623/l/2013-BL-01.html'><img src='/1623/t/2013-BL-01.jpg' /></a><br />
+<underground_description><a href='/1623/2013-BL-01/l/2013-BL-01.html'><img src='/1623/2013-BL-01/t/2013-BL-01.jpg' /></a><br />
 Crawl down would suit an emaciated dwarf with a death wish.</underground_description><!-- Underground description. (description of approach and entrance goes in entrance file). For a small cave this will be the entire description. For larger caves it will be the front page of the description, or a short intro, containing links to other pages with the cave description in, or even nothing but a link. -->
 <equipment></equipment><!-- For a small cave, summary of gear needed to descend. For longer caves it could be blank, a table, or just refer to the description/topos. Leave blank if this info is in the description. -->
 <references>See wallet <a href="/walletedit/2013:02">2013#02</a></references><!-- References to documentation. Could be Journal articles or Logbook entries. Can be links if the docs are online. -->