Fix bugs on Contact editor.

1) Remove primary photo checkbox in full editor. Primary photo should
be set in photo picker.
2) Remove save menu if there's only one read only contact in the full editor.
3) Add account type icon in account info when there's only one account
for a contact.
4) Return back to Compact editor after saving results in full editor.

BUG 24547289

Change-Id: I02f8ee01f7cc7d1b0b06ad338570dc4b17c55e31