Rename client's JS bundles to match corresponding source directory

Rename the "injector" and "app" bundles to "annotator" and "sidebar"
respectively to match the source directory which produces those bundles.

gulpfile.js

@@ -105,13 +105,13 @@ var appBundles = [{
   transforms: ['babel'],
 },{
   // The sidebar application for displaying and editing annotations.
-  name: 'app',
+  name: 'sidebar',
   transforms: ['babel', 'coffee'],
   entry: './src/sidebar/app',
 },{
   // The annotation layer which handles displaying highlights, presenting
   // annotation tools on the page and instantiating the sidebar application.
-  name: 'injector',
+  name: 'annotator',
   entry: './src/annotator/main',
   transforms: ['babel', 'coffee'],
 }];

src/boot/boot.js

@@ -65,7 +65,7 @@ function bootHypothesisClient(doc, config) {
     'scripts/jquery.bundle.js',
 
     // Main entry point for the client
-    'scripts/injector.bundle.js',
+    'scripts/annotator.bundle.js',
 
     'styles/icomoon.css',
     'styles/inject.css',
@@ -87,7 +87,7 @@ function bootSidebarApp(doc, config) {
     'scripts/unorm.bundle.js',
 
     // The sidebar app
-    'scripts/app.bundle.js',
+    'scripts/sidebar.bundle.js',
 
     'styles/angular-csp.css',
     'styles/angular-toastr.css',

src/boot/test/boot-test.js

@@ -19,7 +19,7 @@ describe('bootstrap', function () {
       // Annotation layer
       'scripts/polyfills.bundle.js',
       'scripts/jquery.bundle.js',
-      'scripts/injector.bundle.js',
+      'scripts/annotator.bundle.js',
       'styles/icomoon.css',
       'styles/inject.css',
       'styles/pdfjs-overrides.css',
@@ -31,7 +31,7 @@ describe('bootstrap', function () {
       'scripts/showdown.bundle.js',
       'scripts/polyfills.bundle.js',
       'scripts/unorm.bundle.js',
-      'scripts/app.bundle.js',
+      'scripts/sidebar.bundle.js',
 
       'styles/angular-csp.css',
       'styles/angular-toastr.css',
@@ -70,7 +70,7 @@ describe('bootstrap', function () {
     it('loads assets for the annotation layer', function () {
       runBoot();
       var expectedAssets = [
-        'scripts/injector.bundle.1234.js',
+        'scripts/annotator.bundle.1234.js',
         'scripts/jquery.bundle.1234.js',
         'scripts/polyfills.bundle.1234.js',
         'styles/icomoon.1234.css',
@@ -119,11 +119,11 @@ describe('bootstrap', function () {
       runBoot();
       var expectedAssets = [
         'scripts/angular.bundle.1234.js',
-        'scripts/app.bundle.1234.js',
         'scripts/katex.bundle.1234.js',
         'scripts/polyfills.bundle.1234.js',
         'scripts/raven.bundle.1234.js',
         'scripts/showdown.bundle.1234.js',
+        'scripts/sidebar.bundle.1234.js',
         'scripts/unorm.bundle.1234.js',
         'styles/angular-csp.1234.css',
         'styles/angular-toastr.1234.css',