Merge pull request #3 from davidberko/landing_page

switched to pg
merging
fixed authentication
fixed the nav styling
fixed text formatting
added social network integration
added about attribute to users table and updated stylin for about and future pages
merging
added the ability for me to delete posts
improved readability of form
took out the text indent
changed site nav
changed site nav
truncated text and added a read more link
fixed security issue
fixed about page
merging
major styling update