Results 4 issues of Flydexo

**Type of PR:** enhancement Before creating a complete pull request with tests and the documentation update. I just wanted to know if you agree with this feature.

I installed the visual studio buildtools 2019 as required but I have a new error with node-gyp `npm ERR! code 1 npm ERR! path D:\backbeat\app\node_modules\electron-deeplink npm ERR! command failed npm...

The following code ```solidity bytes memory data = hex"c0c000880000000000000000"; RLPReader.RLPItem memory RLPData = RLPReader.toRlpItem(data); RLPReader.RLPItem[] memory arguments = RLPReader.toList(RLPData); ``` Does not revert where it should because this is not...

**Describe the bug** Trying to call query_contract_info with a random address **To Reproduce** ``` pub fn check_sm(deps: DepsMut, to: String){ let terra = TerraQuerier::new(&deps.querier); let info = terra.query_contract_info("terra1lcknewrp749xylgv049tgthyjn43dgvcwxc9r6"); println!("{:#?}", info);...

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