Updating index to accomodate dev-spaces-preview extension (#180)

* Updating index to accomodate dev-spaces-preview extension

* Update filename

* Fix CI build

src/index.json

@@ -324,6 +324,53 @@
                 }
             }
         ],
+        "dev-spaces-preview": [
+            {
+                "filename": "dev_spaces_preview-0.1.0-py2.py3-none-any.whl",
+                "sha256Digest": "483f58b99d1c1bc13ecf3a6f1ec92c0299734b90e13f4a8032950d1eec22877f",
+                "downloadUrl": "https://azuredevspacestools.blob.core.windows.net/azdssetup/LKS/dev_spaces_preview-0.1.0-py2.py3-none-any.whl",
+                "metadata": {
+                    "azext.isPreview": true,
+                    "azext.minCliCoreVersion": "2.0.27",
+                    "classifiers": [
+                        "Development Status :: 4 - Beta",
+                        "Intended Audience :: Developers",
+                        "Intended Audience :: System Administrators",
+                        "Programming Language :: Python",
+                        "Programming Language :: Python :: 2",
+                        "Programming Language :: Python :: 2.7",
+                        "Programming Language :: Python :: 3",
+                        "Programming Language :: Python :: 3.4",
+                        "Programming Language :: Python :: 3.5",
+                        "Programming Language :: Python :: 3.6",
+                        "License :: OSI Approved :: MIT License"
+                    ],
+                    "extensions": {
+                        "python.details": {
+                            "contacts": [
+                                {
+                                    "email": "azds-azcli@microsoft.com",
+                                    "name": "Microsoft Corporation",
+                                    "role": "author"
+                                }
+                            ],
+                            "document_names": {
+                                "description": "DESCRIPTION.rst"
+                            },
+                            "project_urls": {
+                                "Home": "https://github.com/Azure/azure-cli-extensions"
+                            }
+                        }
+                    },
+                    "generator": "bdist_wheel (0.30.0)",
+                    "license": "MIT",
+                    "metadata_version": "2.0",
+                    "name": "dev-spaces-preview",
+                    "summary": "Dev Spaces provides a rapid, iterative Kubernetes development experience for teams.",
+                    "version": "0.1.0"
+                }
+            }
+        ],
         "webapp": [
             {
                 "filename": "webapp-0.2.6-py2.py3-none-any.whl",