lint: add C++ code linter
lint: add C++ code linter

This currently only checks for boost::bind usage.

Co-authored-by: practicalswift <4a57785b02e7b752fc2eb7d1c97db94302a41bf7@users.noreply.github.com>

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oin,jlopp/statoshi,namecoin/namecoin-core,cdecker/bitcoin,pataquets/namecoin-core,jnewbery/bitcoin,jnewbery/bitcoin,bitcoinknots/bitcoin,dscotese/bitcoin,prusnak/bitcoin,tecnovert/particl-core,pstratem/bitcoin,GroestlCoin/GroestlCoin,bitcoinknots/bitcoin,yenliangl/bitcoin,instagibbs/bitcoin,Xekyo/bitcoin,particl/particl-core,MeshCollider/bitcoin,EthanHeilman/bitcoin,JeremyRubin/bitcoin,kallewoof/bitcoin,achow101/bitcoin,domob1812/bitcoin,lateminer/bitcoin,GroestlCoin/bitcoin,GroestlCoin/GroestlCoin,prusnak/bitcoin,anditto/bitcoin