Version 0.5.0: Updated dependencies

Author: thegecko

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "microbit-web-bluetooth",
-  "version": "0.4.1",
+  "version": "0.5.0",
   "description": "Web Bluetooth library for micro:bit",
   "homepage": "https://github.com/thegecko/microbit-web-bluetooth",
   "license": "MIT",
@@ -33,7 +33,7 @@
     "rollup-plugin-node-builtins": "^2.1.2",
     "rollup-plugin-serve": "^1.0.1",
     "rollup-plugin-sourcemaps": "^0.4.2",
-    "rollup-plugin-terser": "^4.0.4",
+    "rollup-plugin-terser": "^5.1.3",
     "rollup-plugin-tslint": "^0.2.2",
     "rollup-plugin-typescript2": "^0.21.0",
     "tslint": "^5.16.0",