Resolve vulnerabilities in dependencies (#815)

* update dependencies

Author: AndreyIvanov42

node/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "azure-pipelines-task-lib",
-  "version": "3.1.10",
+  "version": "3.2.0",
   "description": "Azure Pipelines Task SDK",
   "main": "./task.js",
   "typings": "./task.d.ts",
@@ -31,7 +31,7 @@
     "mockery": "^1.7.0",
     "q": "^1.5.1",
     "semver": "^5.1.0",
-    "shelljs": "^0.8.4",
+    "shelljs": "^0.8.5",
     "sync-request": "6.1.0",
     "uuid": "^3.0.1"
   },

node/package.json

@@ -51,7 +51,7 @@ class PSEngineRunner extends events.EventEmitter {
 
         this.emit('starting');
         var defer = Q.defer<void>();
-        var powershell = shell.which('powershell.exe');
+        var powershell = shell.which('powershell.exe').stdout;
         this._childProcess = child.spawn(
             powershell, // command
             [ // args

powershell/Tests/lib/psRunner.ts

@@ -99,12 +99,12 @@ var ensureTool = function (name, versionArgs, validate) {
     if (versionArgs) {
         var result = exec(name + ' ' + versionArgs);
         if (typeof validate == 'string') {
-            if (result.output.trim() != validate) {
+            if (result.stdout.trim() != validate) {
                 throw new Error('expected version: ' + validate);
             }
         }
         else {
-            validate(result.output.trim());
+            validate(result.stdout.trim());
         }
     }