Implemented rendering of bookmarks only after page load

Loaded bookmarks data from the local storage

Storing bookmarks data in the local storage

Deleting parent class of resultsView and bookmarksView

Parent class to abstract code from bookmarksView and resultsView

Rendering boorkmarks list to the bookmarks dropdown

Removed some commented markup

Added functionality to toggle bookmark on recipes

Added functionality to bookmark recipes

Fixed page number being the same when the search term is changed

Used updateDOM function to only update changed fields

Implemented update DOM algo to make changes only where needed

Added functionality to increase/decrease servings

Removed null from appearing before some ingredients

used pubsub pattern to handle click events on the next-prev page buttons