fix loading local compiler

apps/remix-ide/src/app/tabs/compileTab/compilerContainer.js

@@ -170,6 +170,7 @@ class CompilerContainer {
 
   _retrieveVersion (version) {
     if (!version) version = this._view.versionSelector.value
+    if (version === 'builtin') version = this.data.defaultVersion
     return semver.coerce(version) ? semver.coerce(version).version : ''
   }
 
@@ -500,7 +501,7 @@ class CompilerContainer {
     // Workers cannot load js on "file:"-URLs and we get a
     // "Uncaught RangeError: Maximum call stack size exceeded" error on Chromium,
     // resort to non-worker version in that case.
-    if (this.data.selectedVersion !== 'builtin' && canUseWorker(this.data.selectedVersion)) {
+    if (canUseWorker(this._retrieveVersion())) {
       this.compileTabLogic.compiler.loadVersion(true, url)
       this.setVersionText('(loading using worker)')
     } else {

package.json

@@ -50,7 +50,7 @@
     "bumpVersion:libs": "gulp & gulp syncLibVersions;",
     "browsertest": "sleep 5 && npm run nightwatch_local",
     "csslint": "csslint --ignore=order-alphabetical --errors='errors,duplicate-properties,empty-rules' --exclude-list='apps/remix-ide/src/assets/css/font-awesome.min.css' apps/remix-ide/src/assets/css/",
-    "downloadsolc_assets": "wget --no-check-certificate https://binaries.soliditylang.org/bin/soljson-v0.8.4+commit.c7e474f2.js -O ./apps/remix-ide/src/assets/js/soljson.js",
+    "downloadsolc_assets": "wget --no-check-certificate https://binaries.soliditylang.org/wasm/soljson-v0.8.4+commit.c7e474f2.js -O ./apps/remix-ide/src/assets/js/soljson.js",
     "make-mock-compiler": "node apps/remix-ide/ci/makeMockCompiler.js",
     "minify": "uglifyjs --in-source-map inline --source-map-inline -c warnings=false",
     "nightwatch_parallel": "npm run build:e2e && nightwatch --config dist/apps/remix-ide-e2e/nightwatch.js --env=chrome,firefox",