Tweaks to tsconfig.json (#21)

I removed options that were the same as the default and added some missing useful ones.

source/lib/argument-error.ts

@@ -2,7 +2,7 @@ export class ArgumentError extends Error {
 	constructor(message, context) {
 		super(message);
 		// TODO: Node does not preserve the error name in output when using the below, why?
-		// Error.captureStackTrace(this, context);
+		Error.captureStackTrace(this, context);
 		this.name = 'ArgumentError';
 	}
 }

tsconfig.json

@@ -1,21 +1,24 @@
 {
 	"compilerOptions": {
+		"outDir": "dist",
 		"target": "es5",
+		"lib": [
+			"es2015"
+		],
 		"module": "commonjs",
-		"declaration": false,
+		"moduleResolution": "node",
-		"removeComments": false,
 		"pretty": true,
-		"allowUnreachableCode": false,
+		"newLine": "lf",
-		"allowUnusedLabels": false,
+		"stripInternal": true,
 		"noImplicitAny": false,
-		"noImplicitUseStrict": false,
+		"noImplicitReturns": true,
+		"noImplicitThis": true,
+		"noUnusedLocals": true,
+		"noUnusedParameters": true,
 		"noFallthroughCasesInSwitch": true,
 		"allowSyntheticDefaultImports": true,
 		"strictNullChecks": true,
-		"outDir": "dist",
+		"alwaysStrict": true
-		"lib": [
-			"es2015"
-		]
 	},
 	"exclude": [
 		"node_modules",