ZeroK-RTS/Zero-K — pull request #59 by xponen (2014-07-13 12:49:14+00:00)
Title: fix case of Carrier drone crash

happen when commander or armcarry spawn 2 drone in succession and 2nd one is killed in same frame as its created.

happen because harmless bug in UpdateCoroutine() cause "SitOnPad()" loop to skip 1 frame and missed a NIL check.