Remove TODO entry that has been done (on auxpow patch).
Remove TODO entry that has been done (on auxpow patch).

JeremyRand/namecoin-core,JeremyRand/namecoin-core,JeremyRand/namecoin-core,JeremyRand/namecore,JeremyRand/namecore,JeremyRand/namecoin-core,JeremyRand/namecoin-core,JeremyRand/namecore,JeremyRand/namecore,JeremyRand/namecore