style: name anonymous fn that causes initial digest for better debugging/profiling

Author: IgorMinar

src/Angular.js

@@ -1417,7 +1417,7 @@ function bootstrap(element, modules, config) {
     modules.unshift('ng');
     var injector = createInjector(modules, config.strictDi);
     injector.invoke(['$rootScope', '$rootElement', '$compile', '$injector',
-       function(scope, element, compile, injector) {
+       function bootstrapApply(scope, element, compile, injector) {
         scope.$apply(function() {
           element.data('$injector', injector);
           compile(element)(scope);