Fixed bug with story editing in share mode.

- Found and fixed another share mode bug--url was being generated
  before_save rather than before_create, so it was invalid once
  the story was modified
- Fixed indentation in JS file.
Merge pull request #107 from apesic/bugfix

Fixed bug with story editing in share mode.
Cull shortened_title method and add gsub and range to sanitize/shorten filenames
Merge pull request #108 from postmodem/quotation-export-fix

Cull shortened_title method and add gsub and range to sanitize/shorten f...
Fix demo bug so styling works in production mode
Merge branch 'master' of https://github.com/woolly-bear-caterpillars-2014/threeSentences
Merge pull request #109 from jwag789/master

Fix bug for styling in demo page in production mode