[enh] #1022 Reintroduce duniter-prover into Duniter core

README.md

app/modules/prover/index.js

app/modules/prover/lib/blockGenerator.js

app/modules/prover/lib/blockProver.js

app/modules/prover/lib/constants.js

app/modules/prover/lib/engine.js

app/modules/prover/lib/permanentProver.js

app/modules/prover/lib/powCluster.js

app/modules/prover/lib/proof.js

app/modules/prover/lib/prover.js

package.json

release/arch/windows/build.bat

test/fast/prover/pow-1-cluster.js

test/fast/prover/pow-2-engine.js

test/fast/prover/pow-3-prover.js

test/integration/http_api.js

test/integration/identity-expiry.js

test/integration/identity-kicking.js

test/integration/identity-test.js

test/integration/proof-of-work.js