Update samples to MRE 0.15, TS 3.7, ESLint

.gitignore

@@ -69,4 +69,6 @@ app.zip
 .openode
 
 # git .orig files
-.orig
+.orig
+
+*.tsbuildinfo

samples/hello-world/.eslintrc.js

@@ -0,0 +1,105 @@
+module.exports = {
+	"root": true,
+	"env": {
+		"es6": true,
+		"node": true
+	},
+	"extends": [
+		"eslint:recommended",
+		"plugin:@typescript-eslint/eslint-recommended",
+		"plugin:@typescript-eslint/recommended",
+		"plugin:@typescript-eslint/recommended-requiring-type-checking"
+	],
+	"globals": {
+		"Atomics": "readonly",
+		"SharedArrayBuffer": "readonly"
+	},
+	"parser": "@typescript-eslint/parser",
+	"parserOptions": {
+		"tsconfigRootDir": __dirname,
+		"ecmaVersion": 2018,
+		"sourceType": "module",
+		"project": "./tsconfig.json"
+	},
+	"plugins": [
+		"@typescript-eslint",
+		"header"
+	],
+	"rules": {
+		"block-spacing": ["warn", "always"],
+		"brace-style": ["warn", "1tbs", {"allowSingleLine": true}],
+		"curly": ["warn", "all"],
+		"default-param-last": "warn",
+		"eol-last": ["warn", "always"],
+		"eqeqeq": ["error", "always"],
+		"indent": [
+			"warn",
+			"tab",
+			{
+				"MemberExpression": "off",
+				"SwitchCase": 1
+			}
+		],
+		"linebreak-style": [
+			"warn",
+			"windows"
+		],
+		"max-classes-per-file": ["warn", 1],
+		"max-len": ["error", 120],
+		"no-console": "error",
+		"no-div-regex": "error",
+		"no-empty": ["error", { "allowEmptyCatch": true }],
+		"no-labels": "error",
+		"no-loop-func": "error",
+		"no-multi-spaces": ["warn", {"ignoreEOLComments": true}],
+		"no-multiple-empty-lines": "warn",
+		"no-new": "error",
+		"no-self-compare": "warn",
+		"no-sequences": "error",
+		"no-shadow": "warn",
+		"no-unmodified-loop-condition": "error",
+		"no-void": "error",
+		"no-warning-comments": ["warn", {"terms": ["todo", "fixme", "tslint"]}],
+		"prefer-const": "warn",
+		"prefer-regex-literals": "warn",
+		"require-unicode-regexp": "error",
+		"yoda": "warn",
+
+		"@typescript-eslint/array-type": [
+			"error",
+			{ "default": "array-simple" }
+		],
+		"@typescript-eslint/ban-types": [
+			"error",
+			{
+				"types": {
+					"Object": "Use {} instead.",
+					"String": "Use 'string' instead.",
+					"Number": "Use 'number' instead.",
+					"Boolean": "Use 'boolean' instead."
+				}
+			}
+		],
+		"@typescript-eslint/camelcase": ["warn", {"allow": ["^_[a-z][A-Za-z0-9]*$"]}],
+		"@typescript-eslint/explicit-function-return-type": "off",
+		"@typescript-eslint/no-empty-function": "off",
+		"@typescript-eslint/no-explicit-any": "off",
+		"@typescript-eslint/no-floating-promises": "off",
+		"@typescript-eslint/no-misused-promises": "off",
+		"@typescript-eslint/no-unused-vars": [
+			"warn",
+			{ "args": "none" }
+		],
+		"@typescript-eslint/unbound-method": "error",
+		"header/header": [
+			"error",
+			"block",
+			[
+				"!",
+				" * Copyright (c) Microsoft Corporation. All rights reserved.",
+				" * Licensed under the MIT License.",
+				" "
+			]
+		]
+	}
+};