Start styling locations list
Style location list view
Show pressed state for map button
Style map
Style directions list
Three-state state buttons in button bars.

Styled buttons in button bars that show a different state when pressed
than when selected or unselected.
Style details view.

Also refactor for election administration body button bar, instead of
separate sections for each.
Toggle election details bacground and icon with expand/collapse
Add section dividers to details
Style home view.

Add background image, and pad text edit field, per design team suggestion.
Add icons for details view
Remove unused election_id from template
Remove size hint on statically allocated list
Use inner class instead of static list for details section IDs
Merge pull request #34 from flibbertigibbet/feature/style-map

Feature/style map