Pull request from entrez: when the hero breaks a non-empty wand of
sleep and gets hit by the resulting explosion, don't describe it as
"the sleep /ray/ hits you."
Closes #856
vanished into the jelly's "currents"
if a pet gelatinous cube eats a container, treat it the same as when a hostile
one does: the container is destroyed but its conters are engulfed
+when breaking a wand of sleep hits the hero with the explosion, don't describe
+ that as "the sleep ray hits you"
Fixes to 3.7.0-x Problems that Were Exposed Via git Repository