Navigation bar amended

Amended navigation bar to include the list ideas page
Added privacy setting to submit idea

Added radio buttons to the submit idea form to allow a user to select
either public or private status for their project.
Style Changes

Expanded post container by 200px to allow for larger project posts.
Altered <h3> and <p> styles to fix problem with large amount of
whitespace preceeding <p> tags.
Skills and Tags view added

Added code to output Skills and Tags on project view page. Also added
subheadings to caption and separate content.