don't append level.dat.  this way, the damaged world recovery can kick in when level.dat is absent
don't append level.dat.  this way, the damaged world recovery can kick in when level.dat is absent

ahh2131/mchisel,codewarrior0/pymclevel,codewarrior0/pymclevel,mcedit/pymclevel,ahh2131/mchisel,arruda/pymclevel,arruda/pymclevel,mcedit/pymclevel