merge from bug fix
tree7ed1499254d45d5124e97dfe8e0e5a41743fdb53
-rw-r--r-- 18 .gitignore
-rw-r--r-- 35147 COPYING
drwxr-xr-x - acceptance
-rw-r--r-- 1798 pyRayTrace.e4p
drwxr-xr-x - src
drwxr-xr-x - test