Add GCSFilterDecode and GCSBlockFilterGetHash benchmarks.
Add GCSFilterDecode and GCSBlockFilterGetHash benchmarks.

All of the benchmarks are standardized on the BASIC filter parameters
so we can compare between all the benchmarks. All the GCS
benchmarks are renamed to have "GCS" as the prefix.

jambolo/bitcoin,fanquake/bitcoin,bitcoinsSG/bitcoin,sstone/bitcoin,sipsorcery/bitcoin,bitcoinsSG/bitcoin,lateminer/bitcoin,Xekyo/bitcoin,bitcoin/bitcoin,instagibbs/bitcoin,domob1812/bitcoin,namecoin/namecore,jambolo/bitcoin,AkioNak/bitcoin,namecoin/namecoin-core,fanquake/bitcoin,fujicoin/fujicoin,Xekyo/bitcoin,lateminer/bitcoin,bitcoin/bitcoin,instagibbs/bitcoin,namecoin/namecoin-core,sipsorcery/bitcoin,fujicoin/fujicoin,AkioNak/bitcoin,namecoin/namecore,sstone/bitcoin,jamesob/bitcoin,AkioNak/bitcoin,lateminer/bitcoin,bitcoinsSG/bitcoin,tecnovert/particl-core,jambolo/bitcoin,lateminer/bitcoin,jamesob/bitcoin,particl/particl-core,instagibbs/bitcoin,particl/particl-core,tecnovert/particl-core,AkioNak/bitcoin,namecoin/namecore,namecoin/namecoin-core,bitcoinsSG/bitcoin,sipsorcery/bitcoin,domob1812/bitcoin,namecoin/namecore,Xekyo/bitcoin,Xekyo/bitcoin,sipsorcery/bitcoin,mruddy/bitcoin,fujicoin/fujicoin,jambolo/bitcoin,fanquake/bitcoin,tecnovert/particl-core,tecnovert/particl-core,namecoin/namecoin-core,Xekyo/bitcoin,namecoin/namecore,particl/particl-core,bitcoin/bitcoin,ajtowns/bitcoin,kallewoof/bitcoin,fanquake/bitcoin,domob1812/bitcoin,kallewoof/bitcoin,ajtowns/bitcoin,instagibbs/bitcoin,namecoin/namecoin-core,mruddy/bitcoin,jambolo/bitcoin,AkioNak/bitcoin,particl/particl-core,namecoin/namecore,jambolo/bitcoin,ajtowns/bitcoin,fanquake/bitcoin,bitcoin/bitcoin,domob1812/bitcoin,bitcoin/bitcoin,lateminer/bitcoin,bitcoinsSG/bitcoin,mruddy/bitcoin,kallewoof/bitcoin,kallewoof/bitcoin,domob1812/bitcoin,instagibbs/bitcoin,lateminer/bitcoin,jamesob/bitcoin,fujicoin/fujicoin,sstone/bitcoin,instagibbs/bitcoin,sstone/bitcoin,particl/particl-core,tecnovert/particl-core,bitcoin/bitcoin,mruddy/bitcoin,namecoin/namecoin-core,Xekyo/bitcoin,AkioNak/bitcoin,sipsorcery/bitcoin,ajtowns/bitcoin,particl/particl-core,mruddy/bitcoin,sipsorcery/bitcoin,kallewoof/bitcoin,jamesob/bitcoin,fujicoin/fujicoin,jamesob/bitcoin,kallewoof/bitcoin,bitcoinsSG/bitcoin,sstone/bitcoin,fujicoin/fujicoin,jamesob/bitcoin,sstone/bitcoin,ajtowns/bitcoin,ajtowns/bitcoin,fanquake/bitcoin,tecnovert/particl-core,domob1812/bitcoin,mruddy/bitcoin