chore(eslint): upgrade dependency, add rules no-debugger + no-console

 eslint  ^6.6.0  →  ^7.1.0

Author: remarkablemark

.eslintrc renamed to .eslintrc.json

@@ -12,6 +12,8 @@
   },
   "plugins": ["prettier"],
   "rules": {
+    "no-debugger": "error",
+    "no-console": "error",
     "prettier/prettier": "error"
   }
 }

package.json

@@ -46,7 +46,7 @@
     "benchmark": "^2.1.4",
     "cross-env": "^6.0.3",
     "dtslint": "^2.0.0",
-    "eslint": "^6.6.0",
+    "eslint": "^7.1.0",
     "eslint-plugin-prettier": "^3.1.1",
     "husky": "^3.0.9",
     "lint-staged": "^10.2.6",