feat(taquito): Add the composite forger

[carte7000]

Composite forger allow to use multiple forger implementation in parallel and assert they all return
the same result

re #108

[codecov-io]

Codecov Report

Merging #238 into master will increase coverage by 0.08%.
The diff coverage is 76.31%.

@@            Coverage Diff             @@
##           master     #238      +/-   ##
==========================================
+ Coverage   79.06%   79.15%   +0.08%     
==========================================
  Files          87       87              
  Lines        3406     3420      +14     
  Branches      691      664      -27     
==========================================
+ Hits         2693     2707      +14     
- Misses        708      711       +3     
+ Partials        5        2       -3

Impacted Files	Coverage Δ
packages/taquito/src/contract/contract.ts	66.66% <22.22%> (-5.92%)	⬇️
...ackages/taquito/src/operations/operation-errors.ts	91.17% <85.71%> (+0.26%)	⬆️
...ages/taquito/src/contract/rpc-estimate-provider.ts	91.17% <95.45%> (+7.3%)	⬆️
packages/taquito/src/context.ts	86.95% <0%> (ø)	⬆️
...o-tezbridge-signer/src/taquito-tezbridge-signer.ts	0% <0%> (ø)	⬆️
packages/taquito/src/contract/prepare.ts	90.16% <0%> (+3.27%)	⬆️

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