Feature/multi transaction

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🔴 Total coverage is lower than the default branch

Lines	Branches	Functions	Statements
98.17% (-0.76%)	95.87% (-1.67%)	98.35% (-0.72%)	98.24% (-0.74%)

Detailed report

2 files with a coverage regression

| | File | Lines | Branches | Functions | Statements | | - | ---- | ----- | -------- | --------- | ---------- | | 🔴 | /home/runner/work/aelf-web3.js/aelf-web3.js/src/chain/index.js | 100.00% | 97.05% (-2.95%) | 100.00% | 100.00% |, | ✅ | /home/runner/work/aelf-web3.js/aelf-web3.js/src/contract/contractMultiTransaction.js | 93.84% (+93.84%) | 82.75% (+82.75%) | 100.00% (+100.00%) | 94.07% (+94.07%) |, | 🔴 | /home/runner/work/aelf-web3.js/aelf-web3.js/src/util/utils.js | 98.41% (-1.59%) | 100.00% | 94.59% (-5.41%) | 98.47% (-1.53%) |