Cleaned up nav bar
Added Styling for user home page
Added styling for profile page
Added styling to friends page
Updated navigation links
Changed shares pickup-time and return-time column type from time to string
Added a seeds file
Added in categories indices and linking through navbar
Finished categories
Continued improving styling, updated seeds, user, application UX, and index files.
Removed lender from sharing page
Applied logic to not see our own picture on share page
Added tab interface to sharing page
Added accordion interface to sharing panel
Persisted data of facebook image, user avatar now exists
Refactored user avatar logic throughout app
Added in comment for gmaps
Cleaned up commits per review
Merge pull request #25 from CoolJorcz/improving_styling

Improved styling and added categories, UX, UI, seeding capabilities, and site navigation