edit ef811b339d08 2163 Use .pya extension instead of simply .py to avoid creatin
pick a1c329f92ee7 2164 Warn when scripts are installed but PATHEXT isn't set

# Edit history between ef811b339d08 and a1c329f92ee7
#
# Commands:
#  p, pick = use commit
#  e, edit = use commit, but stop for amending
#  f, fold = use commit, but fold into previous commit (combines N and N-1)
#  d, drop = remove commit from history
#  m, mess = edit message without changing commit content
#
