Added basic files to create empty modular Sinatra app

.gitignore
Gemfile
app.rb
config.ru
Created basic main page
Added submit button to entry view

- Added submit button to entry.haml
- Created post handler for app.rb
Used citesight gem in app.rb
Created results view of manuscript analysis

- Edited app.rb: loaded PaperCitation results into instance variables
- Created results.haml: displays top citation and list of all citations
First working basic analysis of manuscript