GuidedStepFragment: multiple fixes:

1. Handle Keyboard ENTER key correctly. Go through the same logic
that press enter icon in soft IME.

2. Add theme attribute for actions elevation value where SetupWraith
need override as 0dip

3. Make EditText not focusable if action is not editable.

Change-Id: I0e77487ba655c2d4ab729f180fe057b28e19e7e2
7 files changed