Merge pull request #833 from holgerd77/fix-block-gas-limit-update

Don't run blockgaslimit update requests on provider set to vm

src/execution-context.js

@@ -147,6 +147,7 @@ function ExecutionContext () {
   this.blockGasLimitDefault = 4300000
   this.blockGasLimit = this.blockGasLimitDefault
   setInterval(() => {
+    if (this.getProvider() !== 'vm') {
       web3.eth.getBlock('latest', (err, block) => {
         if (!err) {
           // we can't use the blockGasLimit cause the next blocks could have a lower limit : https://github.com/ethereum/remix/issues/506
@@ -155,6 +156,7 @@ function ExecutionContext () {
           this.blockGasLimit = this.blockGasLimitDefault
         }
       })
+    }
   }, 15000)
 
   function setProviderFromEndpoint (endpoint) {