Components - Create dashboard search bar

Create a search bar for the dashboard.

Acceptance Criteria:

[ ] The search should have auto-complete from a list of choices (nav items? use placeholder data for now)
[ ] The search results should pop up below the search bar with the styles in the mock
[ ] When the user enters text, an 'x' should appear on the right side allowing them to clear the results
[ ] Search results should be organized categorically

Default state:

Active state:

leighton-tidwell / devexe