Merge pull request #504 from npcooley/master

Update docker_images.txt

Author: rynge

docker_images.txt

@@ -181,7 +181,7 @@ nkern/21cmfast_env
 npanicker/r-desolve:*
 npavlovikj/prokevo:latest
 npcooley/heron:latest
-npcooley/esm:0.0.3
+npcooley/esm:*
 npcooley/synextend:*
 docker.opencarp.org/opencarp/opencarp:latest
 parabola505/geospatxgboost:*