Fixing ProjectDependenciesCommandFactory to resolve tools

if the package name is different from the dll name

Addresses #2592

TestAssets/TestProjects/AppWithDependencyOnToolWithOutputName/Program.cs

@@ -0,0 +1,12 @@
+using System;
+
+namespace ConsoleApplication
+{
+    public class Program
+    {
+        public static void Main(string[] args)
+        {
+            Console.WriteLine("App with a dependency on a tool whose package name is different from the dll name!");
+        }
+    }
+}

TestAssets/TestProjects/AppWithDependencyOnToolWithOutputName/project.json

@@ -0,0 +1,22 @@
+{
+  "version": "1.0.0-*",
+  "compilationOptions": {
+    "emitEntryPoint": true
+  },
+  "dependencies": {
+    "Microsoft.NETCore.App": {
+      "version": "1.0.0-rc2-*",
+      "type": "platform"
+    }
+  },
+  "frameworks": {
+    "netcoreapp1.0": { }
+  },
+
+  "tools": {
+    "ToolWithOutputName": {
+      "version": "1.0.0",
+      "target": "package"
+    }
+  }
+}