Add fr strings file

Not final
Translated stings to French part 1
Translate strings to French, part 2
Translate strings to French part 3
Formatting, spellcheck
Add password to french translation
Fix minor indentation issue
Merge branch 'pull/208'
Merge branch 'pull/207'

Conflicts:
	app/assets/stylesheets/modules/navbar.css.scss
	app/views/devise/passwords/new.html.erb
Rewriting and changing animations on landing
Merge conflicts.
Showcase is now somewhat responsive, animations are adjusted, button is added
Found a lot of CSS not being used, should probably be deleted