Fix drop down display bug in style guide; fix rendering of options where 'selected' applied to all.
Remove inline styling logic for custom drodpdown widths. Replace with generated container class

Narrow scope of drop down select styling

Add style guide documentation for new multi-select class
Define container_class w/ternary
Merge pull request #717 from lonelyplanet/js-dropdown-bugfixes

Fix dropdown display in style guide; fix rendering of options where...