[doc] Clarify semantic of peer's m_protect w.r.t to outbound eviction logics
[doc] Clarify semantic of peer's m_protect w.r.t to outbound eviction logics

The field m_protect is used to protect from eviction both by bad/lagging
chain and extra outbound peers logics. Outbound block-relay peers are
always excluded from this protection.

fujicoin/fujicoin,ajtowns/bitcoin,n1bor/bitcoin,anditto/bitcoin,prusnak/bitcoin,namecoin/namecoin-core,AkioNak/bitcoin,bitcoinknots/bitcoin,practicalswift/bitcoin,domob1812/bitcoin,MarcoFalke/bitcoin,jonasschnelli/bitcoin,ajtowns/bitcoin,ElementsProject/elements,sipsorcery/bitcoin,jamesob/bitcoin,domob1812/bitcoin,andreaskern/bitcoin,cdecker/bitcoin,qtumproject/qtum,pstratem/bitcoin,ajtowns/bitcoin,cdecker/bitcoin,mm-s/bitcoin,domob1812/namecore,alecalve/bitcoin,sstone/bitcoin,MeshCollider/bitcoin,cdecker/bitcoin,achow101/bitcoin,sstone/bitcoin,yenliangl/bitcoin,rnicoll/bitcoin,kallewoof/bitcoin,jambolo/bitcoin,dscotese/bitcoin,rnicoll/bitcoin,Xekyo/bitcoin,Xekyo/bitcoin,apoelstra/bitcoin,sstone/bitcoin,JeremyRubin/bitcoin,MarcoFalke/bitcoin,alecalve/bitcoin,dscotese/bitcoin,sipsorcery/bitcoin,GroestlCoin/bitcoin,pstratem/bitcoin,Sjors/bitcoin,prusnak/bitcoin,domob1812/bitcoin,bitcoin/bitcoin,andreaskern/bitcoin,AkioNak/bitcoin,GroestlCoin/bitcoin,fanquake/bitcoin,yenliangl/bitcoin,domob1812/bitcoin,MeshCollider/bitcoin,pstratem/bitcoin,JeremyRubin/bitcoin,achow101/bitcoin,dscotese/bitcoin,JeremyRubin/bitcoin,mruddy/bitcoin,achow101/bitcoin,JeremyRubin/bitcoin,bitcoinknots/bitcoin,jnewbery/bitcoin,namecoin/namecoin-core,mm-s/bitcoin,litecoin-project/litecoin,rnicoll/bitcoin,MarcoFalke/bitcoin,sstone/bitcoin,mm-s/bitcoin,fanquake/bitcoin,practicalswift/bitcoin,instagibbs/bitcoin,jambolo/bitcoin,yenliangl/bitcoin,bitcoinsSG/bitcoin,alecalve/bitcoin,jlopp/statoshi,EthanHeilman/bitcoin,litecoin-project/litecoin,bitcoinknots/bitcoin,achow101/bitcoin,rnicoll/dogecoin,MeshCollider/bitcoin,sipsorcery/bitcoin,jnewbery/bitcoin,fanquake/bitcoin,bitcoin/bitcoin,cdecker/bitcoin,kallewoof/bitcoin,bitcoinsSG/bitcoin,tecnovert/particl-core,lateminer/bitcoin,alecalve/bitcoin,prusnak/bitcoin,jlopp/statoshi,EthanHeilman/bitcoin,fujicoin/fujicoin,lateminer/bitcoin,ajtowns/bitcoin,n1bor/bitcoin,jambolo/bitcoin,litecoin-project/litecoin,tecnovert/particl-core,sstone/bitcoin,dscotese/bitcoin,cdecker/bitcoin,ElementsProject/elements,namecoin/namecore,JeremyRubin/bitcoin,particl/particl-core,anditto/bitcoin,AkioNak/bitcoin,jlopp/statoshi,bitcoinsSG/bitcoin,alecalve/bitcoin,kallewoof/bitcoin,jnewbery/bitcoin,namecoin/namecoin-core,MeshCollider/bitcoin,namecoin/namecoin-core,particl/particl-core,pstratem/bitcoin,mruddy/bitcoin,litecoin-project/litecoin,Sjors/bitcoin,GroestlCoin/bitcoin,GroestlCoin/bitcoin,Sjors/bitcoin,tecnovert/particl-core,mruddy/bitcoin,GroestlCoin/GroestlCoin,rnicoll/dogecoin,jamesob/bitcoin,dscotese/bitcoin,pstratem/bitcoin,mruddy/bitcoin,bitcoin/bitcoin,cdecker/bitcoin,jonasschnelli/bitcoin,GroestlCoin/GroestlCoin,tecnovert/particl-core,instagibbs/bitcoin,apoelstra/bitcoin,pstratem/bitcoin,domob1812/bitcoin,alecalve/bitcoin,domob1812/namecore,ElementsProject/elements,domob1812/namecore,rnicoll/dogecoin,rnicoll/bitcoin,GroestlCoin/GroestlCoin,apoelstra/bitcoin,MeshCollider/bitcoin,JeremyRubin/bitcoin,AkioNak/bitcoin,fujicoin/fujicoin,AkioNak/bitcoin,ElementsProject/elements,rnicoll/dogecoin,rnicoll/bitcoin,tecnovert/particl-core,anditto/bitcoin,particl/particl-core,ElementsProject/elements,instagibbs/bitcoin,Xekyo/bitcoin,jonasschnelli/bitcoin,lateminer/bitcoin,GroestlCoin/bitcoin,jnewbery/bitcoin,apoelstra/bitcoin,pataquets/namecoin-core,yenliangl/bitcoin,fanquake/bitcoin,jonasschnelli/bitcoin,GroestlCoin/GroestlCoin,kallewoof/bitcoin,apoelstra/bitcoin,mm-s/bitcoin,fujicoin/fujicoin,ajtowns/bitcoin,mm-s/bitcoin,fujicoin/fujicoin,jnewbery/bitcoin,qtumproject/qtum,jlopp/statoshi,apoelstra/bitcoin,mruddy/bitcoin,yenliangl/bitcoin,lateminer/bitcoin,namecoin/namecore,jonasschnelli/bitcoin,bitcoin/bitcoin,namecoin/namecore,pataquets/namecoin-core,qtumproject/qtum,ElementsProject/elements,Sjors/bitcoin,pataquets/namecoin-core,andreaskern/bitcoin,sipsorcery/bitcoin,andreaskern/bitcoin,Xekyo/bitcoin,bitcoinknots/bitcoin,ajtowns/bitcoin,litecoin-project/litecoin,practicalswift/bitcoin,sstone/bitcoin,EthanHeilman/bitcoin,prusnak/bitcoin,instagibbs/bitcoin,prusnak/bitcoin,achow101/bitcoin,lateminer/bitcoin,qtumproject/qtum,jambolo/bitcoin,domob1812/namecore,AkioNak/bitcoin,dscotese/bitcoin,jamesob/bitcoin,bitcoin/bitcoin,n1bor/bitcoin,rnicoll/dogecoin,sipsorcery/bitcoin,namecoin/namecoin-core,MarcoFalke/bitcoin,n1bor/bitcoin,namecoin/namecore,practicalswift/bitcoin,pataquets/namecoin-core,namecoin/namecore,jambolo/bitcoin,Xekyo/bitcoin,qtumproject/qtum,achow101/bitcoin,MeshCollider/bitcoin,mruddy/bitcoin,jlopp/statoshi,Sjors/bitcoin,MarcoFalke/bitcoin,fanquake/bitcoin,bitcoinsSG/bitcoin,litecoin-project/litecoin,particl/particl-core,andreaskern/bitcoin,particl/particl-core,anditto/bitcoin,fujicoin/fujicoin,jambolo/bitcoin,EthanHeilman/bitcoin,domob1812/namecore,lateminer/bitcoin,domob1812/namecore,qtumproject/qtum,yenliangl/bitcoin,mm-s/bitcoin,bitcoinsSG/bitcoin,namecoin/namecore,practicalswift/bitcoin,anditto/bitcoin,MarcoFalke/bitcoin,prusnak/bitcoin,rnicoll/bitcoin,jamesob/bitcoin,andreaskern/bitcoin,domob1812/bitcoin,GroestlCoin/GroestlCoin,GroestlCoin/bitcoin,namecoin/namecoin-core,bitcoinknots/bitcoin,bitcoinsSG/bitcoin,Xekyo/bitcoin,sipsorcery/bitcoin,EthanHeilman/bitcoin,bitcoin/bitcoin,n1bor/bitcoin,qtumproject/qtum,pataquets/namecoin-core,n1bor/bitcoin,fanquake/bitcoin,instagibbs/bitcoin,kallewoof/bitcoin,pataquets/namecoin-core,jlopp/statoshi,kallewoof/bitcoin,tecnovert/particl-core,GroestlCoin/GroestlCoin,practicalswift/bitcoin,anditto/bitcoin,particl/particl-core,EthanHeilman/bitcoin,jamesob/bitcoin,jamesob/bitcoin,instagibbs/bitcoin