minetest/minetest — pull request #1113 by CiaranG (2014-01-21 10:14:13+00:00)
Title: Minor pathfinder error message changes

Added missing spaces such that the confusing 'startposIndex' and 'stopposIndex'
do not appear. Also prefixed those error messages with 'pathfinder:' so
the source of the error is more obvious.