Feature/new function rm

[hzz780]

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Total coverage

Lines	Branches	Functions	Statements
88.70% (+1.63%)	93.78% (+6.57%)	90.44% (+0.20%)	88.70% (+1.56%)

Detailed report

3 files with a coverage regression

	File	Lines	Branches	Functions	Statements
✅	/home/runner/work/aelf-web3.js/aelf-web3.js/src/chain/index.js	89.47% (+2.15%)	96.87% (+11.58%)	100.00% (+7.15%)	89.47% (+1.80%)
✅	/home/runner/work/aelf-web3.js/aelf-web3.js/src/contract/contractMethod.js	99.61% (+0.30%)	95.83% (+0.38%)	100.00%	99.61% (+0.28%)
✅	/home/runner/work/aelf-web3.js/aelf-web3.js/src/contract/contractMultiTransaction.js	12.34% (+5.42%)	100.00% (+93.11%)	11.11% (+6.35%)	12.34% (+5.68%)
🔴	/home/runner/work/aelf-web3.js/aelf-web3.js/src/util/httpProvider.js	60.00% (-33.27%)	64.63% (-24.98%)	69.23% (-22.77%)	60.00% (-33.38%)
🔴	/home/runner/work/aelf-web3.js/aelf-web3.js/src/util/proto.js	97.69% (-0.03%)	100.00%	94.11% (-1.72%)	97.69% (-0.18%)
✅	/home/runner/work/aelf-web3.js/aelf-web3.js/src/util/scrypt-polyfill.js	100.00% (+100.00%)	33.33% (+33.33%)	100.00% (+100.00%)	100.00% (+100.00%)
🔴	/home/runner/work/aelf-web3.js/aelf-web3.js/src/wallet/index.js	99.67% (-0.33%)	95.83% (+5.83%)	100.00%	99.67% (-0.33%)