Design changed.

Views modified: partials added.
Spinner added + gem.
Language added in dropzone.
Gemfile changed

Gems ordered for better readability.
Spinner

Dropzone inline styles moved to css file.
Spinner added to indicate activity.
Removed old code from glossconfig.js
Glossary dropzone visibility toggle function moved to glossconfig.js
LT language used for all rules.
Result buttons will show up after all requests are done.

Result buttons are coupled with endSpinnerRequest function.
Merge pull request #24 from jonastinkle/design_change

Design change