Feature: reputation of peer

[xDimon]

Signed-off-by: Dmitriy Khaustov aka xDimon [email protected]

Referenced issues

Resolves #1316

Description of the Change

ReputationRepository (ex. PeerRatingRepository) has refactored.
ReputationChange has implemented.
Added change of reputation where it is needed.
Added tiker for smooth zeroing of reputation.
Additional checks in grandpa.

Benefits

Ability to manage connected peers by rating.

[codecov]

Codecov Report

Merging #1347 (7a23886) into master (7a35947) will decrease coverage by 0.16%.
The diff coverage is 4.43%.

@@            Coverage Diff             @@
##           master    #1347      +/-   ##
==========================================
- Coverage   24.40%   24.24%   -0.17%     
==========================================
  Files         621      622       +1     
  Lines       23062    23235     +173     
  Branches    12030    12143     +113     
==========================================
+ Hits         5629     5634       +5     
- Misses      12226    12384     +158     
- Partials     5207     5217      +10     

Impacted Files	Coverage Δ
core/consensus/grandpa/grandpa_context.hpp	25.00% <ø> (+25.00%)	⬆️
core/consensus/grandpa/impl/grandpa_impl.hpp	100.00% <ø> (ø)
core/consensus/grandpa/impl/voting_round_impl.cpp	22.95% <0.00%> (-1.11%)	⬇️
core/injector/application_injector.cpp	33.22% <ø> (ø)
core/log/configurator.cpp	22.22% <ø> (ø)
core/network/impl/protocols/protocol_factory.hpp	66.66% <ø> (ø)
.../network/impl/protocols/protocol_req_collation.cpp	0.00% <0.00%> (ø)
core/network/impl/protocols/sync_protocol_impl.cpp	8.64% <0.00%> (ø)
core/network/impl/protocols/sync_protocol_impl.hpp	0.00% <ø> (ø)
core/network/reputation_change.hpp	0.00% <0.00%> (ø)
... and 8 more

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[kamilsa]

Just general comment that would be good to add trace logs whenever reputation of node changes