Changed a Bluetooth device's settings from an activity to a dialog.

+ Replace the “Paired bluetooth device” screen with a “Pair device” dialog
+ Add device name text field at the top
+ Replace “Unpair” list item with a “Forget" button at bottom of dialog
+ Change “Profiles” section header to “Use for”
+ Remove status under profile titles
+ Move checkboxes to left side of labels

Bug: 15719219
Change-Id: I3b0e8c82c761fae98f16508b9fd9c58aff651f80