In quarry, skip past undiggable nodes

Zefram

2014-08-17 d0efa15b983f7a0a96e1a7abcdad713715dfeeeb

 technic/register.lua

@@ -3,6 +3,7 @@

technic.receiver = "RE"
technic.producer = "PR"
technic.producer_receiver = "PR_RE"
technic.battery  = "BA"

technic.machines    = {}