Add the first version of whoisactive project (#943)

* add the first version of whoisactive

* address comments

* address comments

* fix the issues from the last commit

* clean up package.json

samples/sp_whoIsActive/tasks/packagetasks.js

@@ -0,0 +1,44 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+'use strict';
+
+let gulp = require('gulp');
+let exec = require('child-process-promise').exec;
+let color = require('gulp-color');
+
+// CONSTANTS ///////////////////////////////////////////////////////////////
+let packageVals = require('../package');
+
+// HELPER FUNCTIONS ////////////////////////////////////////////////////////
+
+let buildPackage = function(packageName) {
+    // Make sure there are
+    if (!packageVals.repository) {
+        return Promise.reject("Repository field is not defined in package.json");
+    }
+
+    // Initialize the package command with program and command
+    let vsceArgs = [];
+    vsceArgs.push('./node_modules/vsce/out/vsce');
+    vsceArgs.push('package'); // package command
+
+    // Add the package name
+    vsceArgs.push('-o');
+    vsceArgs.push(packageName);
+
+    // Put it all together and execute the command
+    let command = vsceArgs.join(' ');
+    console.log(command);
+    return exec(command);
+};
+
+function getOnlinePackageName() {
+    return packageVals.name + "-" + packageVals.version + ".vsix";
+}
+
+function getOnlinePackagePath() {
+    return './' + getOnlinePackageName();
+}