fix(overmind): clear dist on build

Author: eirikhm

packages/node_modules/overmind-devtools-vscode/package.json

@@ -45,7 +45,7 @@
     "compile": "tsc -p ./",
     "watch": "tsc -watch -p ./",
     "postinstall": "node ./node_modules/vscode/bin/install",
-    "build": "cp -R ../overmind-devtools-client/dist devtoolsDist"
+    "build": "rimraf devtoolsDist && cp -R ../overmind-devtools-client/dist devtoolsDist"
   },
   "devDependencies": {
     "@types/node": "^10.12.21",

packages/node_modules/overmind-devtools/package.json

@@ -10,7 +10,7 @@
 	},
 	"scripts": {
     "start": "electron ./src/main",
-    "build": "cp -R ../overmind-devtools-client/dist devtoolsDist"
+    "build": "rimraf devtoolsDist && cp -R ../overmind-devtools-client/dist devtoolsDist"
 	},
 	"keywords": [
 		"overmind",