feat: remove broadcasting Extensions Manager events from ComponentView (#703)

* feat: remove `broadcast` from `ComponentView`

As "Extensions Manager" is removed, the related events' broadcasting is not needed anymore

* fix: restore `manualDealloc`

app/assets/javascripts/views/editor/editor-view.pug

@@ -113,7 +113,6 @@
         on-load='self.onEditorLoad',
         application='self.application'
         app-state='self.appState'
-        broadcast='$broadcast'
         )
       textarea#note-text-editor.editable.font-editor(
         dir='auto',
@@ -171,5 +170,4 @@
           ng-show='!self.stackComponentHidden(component)',
           application='self.application'
           app-state='self.appState'
-          broadcast='$broadcast'
         )

app/assets/javascripts/views/tags/tags-view.pug

@@ -4,7 +4,6 @@
       component-uuid='self.component.uuid',
       application='self.application'
       app-state='self.appState'
-      broadcast='$broadcast'
       )
   #tags-content.content(ng-if='!(self.component && self.component.active)')
     .tags-title-section.section-title-bar