Remove remark markdown linter.

package.json

@@ -5,20 +5,10 @@
   "main": "index.js",
   "scripts": {
     "lint-eslint": "./node_modules/.bin/eslint Gruntfile.js",
-    "lint-md": "./node_modules/.bin/remark --no-stdout -f *.md .github/ISSUE_TEMPLATE/*.md",
-    "lint": "npm run lint-eslint && npm run lint-md",
+    "lint": "npm run lint-eslint",
     "build": "npm run lint && grunt",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
-  "remarkConfig": {
-    "plugins": [
-      "remark-preset-lint-recommended",
-      [
-        "remark-lint-final-newline",
-        false
-      ]
-    ]
-  },
   "repository": {
     "type": "git",
     "url": "git+https://github.com/zargon-now/zargon-now.github.io.git"
@@ -33,11 +23,7 @@
     "eslint": "^5.16.0",
     "grunt": "^1.0.4",
     "grunt-bower-task": "^0.5.0",
-    "grunt-contrib-clean": "^2.0.0",
-    "remark": "^10.0.1",
-    "remark-cli": "^6.0.1",
-    "remark-lint": "^6.0.4",
-    "remark-preset-lint-recommended": "^3.0.2"
+    "grunt-contrib-clean": "^2.0.0"
   },
   "dependencies": {}
-}
+}