dependencies: Upgrade all JavaScript dependencies.

Signed-off-by: Anders Kaseorg <anders@zulipchat.com>

package.json

@@ -24,10 +24,10 @@
     "emoji-datasource-twitter": "^5.0.1",
     "error-stack-parser": "^2.0.2",
     "expose-loader": "^0.7.5",
-    "file-loader": "^4.0.0",
+    "file-loader": "^5.0.2",
     "flatpickr": "^4.5.7",
     "font-awesome": "^4.7.0",
-    "handlebars": "~4.2.2",
+    "handlebars": "^4.7.2",
     "handlebars-loader": "^1.7.1",
     "html-webpack-plugin": "^4.0.0-beta.8",
     "i18next": "^19.0.0",
@@ -35,7 +35,7 @@
     "jquery-caret-plugin": "^1.5.2",
     "jquery-validation": "^1.19.0",
     "katex": "^0.11.1",
-    "mini-css-extract-plugin": "^0.8.0",
+    "mini-css-extract-plugin": "^0.9.0",
     "moment": "^2.24.0",
     "moment-timezone": "^0.5.25",
     "optimize-css-assets-webpack-plugin": "^5.0.3",
@@ -71,8 +71,8 @@
   "devDependencies": {
     "@types/html-minifier": "^3.5.3",
     "@types/jquery": "^3.3.31",
-    "@types/mini-css-extract-plugin": "^0.8.0",
-    "@types/node": "^12.0.7",
+    "@types/mini-css-extract-plugin": "^0.9.0",
+    "@types/node": "^13.7.0",
     "@types/optimize-css-assets-webpack-plugin": "^5.0.1",
     "@types/terser-webpack-plugin": "^2.2.0",
     "@types/underscore": "^1.8.18",
@@ -85,10 +85,10 @@
     "difflib": "^0.2.4",
     "eslint": "^6.6.0",
     "eslint-plugin-empty-returns": "^1.0.2",
-    "jsdom": "^15.1.1",
-    "nyc": "^14.1.1",
+    "jsdom": "^16.1.0",
+    "nyc": "^15.0.0",
     "phantomjs-prebuilt": "^2.1.16",
-    "stylelint": "^11.0.0",
+    "stylelint": "^13.0.0",
     "svgo": "^1.2.2",
     "swagger-parser": "^8.0.1",
     "typescript": "^3.5.1",

version.py

@@ -26,4 +26,4 @@ LATEST_RELEASE_ANNOUNCEMENT = "https://blog.zulip.org/2019/12/13/zulip-2-1-relea
 #   historical commits sharing the same major version, in which case a
 #   minor version bump suffices.
 
-PROVISION_VERSION = '69.0'
+PROVISION_VERSION = '69.1'