chore: slight tweaks to karma/wallaby config

karma.conf.js

 module.exports = function(config) {
 
-  var appBase   = 'app/';     // transpiled app JS files
-  var appAssets ='base/app/'; // component assets fetched by Angular's compiler
+  var appBase   = 'app/';      // transpiled app JS files
+  var appAssets = 'base/app/'; // component assets fetched by Angular's compiler
 
   config.set({
     basePath: '',
@@ -48,7 +48,7 @@ module.exports = function(config) {
       {pattern: appBase + '**/*.css', included: false, watched: true},
 
       // paths for debugging with source maps in dev tools
-      {pattern: appBase + '**/*.ts', included: false, watched: false},
+      {pattern: appBase + '**/*.ts', included: false, watched: true},
       {pattern: appBase + '**/*.js.map', included: false, watched: false}
     ],
 

wallaby.js

@@ -13,7 +13,7 @@ module.exports = function () {
       {pattern: 'node_modules/zone.js/dist/long-stack-trace-zone.js', instrument: false},
       {pattern: 'node_modules/zone.js/dist/jasmine-patch.js', instrument: false},
 
-      {pattern: 'app/**/*.(ts|html|css)', load: false},
+      {pattern: 'app/**/*+(ts|html|css)', load: false},
       {pattern: 'app/**/*.spec.ts', ignore: true}
     ],