Add Navbar component to community dictionary

[VinuriBandara]

• [ ] Community dictionary logo ( Home )
• [ ] 'Browse'
• [ ] 'Categories' - Dropdown for word categories in English
• [ ] 'Vote' - Upvote/Downvote existing words (when clicked goes to Recently added words / translations)
• [ ] 'Add new word'
• [ ] 'User profile'