bump base packages and remove node8 tests (add 16 allow fail)

.travis.yml

@@ -1,13 +1,12 @@
 sudo: false
 language: node_js
 matrix:
-  # allow_failures:
-  #   - node_js: 14
+  allow_failures:
+    - node_js: 16
   include:
     - node_js: 14
     - node_js: 12
     - node_js: 10
-    - node_js: 8
     # - python: 2.7
     #   language: python
     #   before_script: pip install flake8

package.json

@@ -33,22 +33,22 @@
     "devDependencies": {
         "exif": "^0.6.0",
         "feedparser": "^2.2.10",
-        "grunt": "^1.3.0",
-        "grunt-cli": "^1.3.2",
+        "grunt": "^1.4.0",
+        "grunt-cli": "^1.4.2",
         "grunt-contrib-jshint": "^2.1.0",
         "grunt-jscs": "^3.0.1",
         "grunt-lint-inline": "^1.0.0",
         "grunt-simple-mocha": "^0.4.1",
         "imap": "^0.8.19",
-        "mailparser": "~3.0.1",
+        "mailparser": "^3.2.0",
         "markdown-it": "^11.0.0",
         "mocha": "~6.2.3",
         "msgpack-lite": "^0.1.26",
         "multilang-sentiment": "^1.2.0",
         "ngeohash": "^0.6.3",
-        "node-red": "~1.2.6",
-        "node-red-node-test-helper": "~0.2.5",
-        "nodemailer": "~6.4.16",
+        "node-red": "^1.3.3",
+        "node-red-node-test-helper": "^0.2.7",
+        "nodemailer": "^6.5.0",
         "poplib": "^0.1.7",
         "proxyquire": "^2.1.3",
         "pushbullet": "^2.4.0",
@@ -60,6 +60,6 @@
         "when": "^3.7.8"
     },
     "engines": {
-        "node": ">=8.17.0"
+        "node": ">=12"
     }
 }