Add p2p netites, messages

[Mr-Leshiy]

No description provided.

[codecov-commenter]

Codecov Report

Merging #935 (8a02890) into master (55099d2) will increase coverage by 0.03%.
The diff coverage is 86.00%.

@@            Coverage Diff             @@
##           master     #935      +/-   ##
==========================================
+ Coverage   69.30%   69.34%   +0.03%     
==========================================
  Files         308      308              
  Lines       23405    23455      +50     
  Branches    11930    11961      +31     
==========================================
+ Hits        16221    16264      +43     
  Misses       3788     3788              
- Partials     3396     3403       +7     

Impacted Files	Coverage Δ
test/bfi/bitcoin/net/net_entities_test.cpp	78.84% <77.77%> (-0.11%)	⬇️
test/bfi/bitcoin/net/messages_test.cpp	79.56% <78.94%> (-0.10%)	⬇️
include/veriblock/bfi/bitcoin/net/messages.hpp	86.04% <92.30%> (+1.11%)	⬆️
include/veriblock/bfi/bitcoin/net/net_entities.hpp	78.51% <100.00%> (+1.53%)	⬆️

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