Fixed a error where logging callback could be set to NULL and added some explaining comments.

git-svn-id: http://liblouis.googlecode.com/svn/trunk@1156 24698d54-e344-0410-af24-25bd253c2c7b
1 file changed
tree: 6279b02ab442d63407f806ee9eeb5d63e9d48df5
  1. liblouis/
  2. tables/