Misc tweaks in settings

- Tweak layout for default sms picker icon. Now icons are aligned
  and forced to be in the same size
- Update string to use correct double-quote symbol
- Multiline title for some user & account setting

Change-Id: I27c1ed6459c5cd919778d535ab846b148a3f91b6
Fixes: 64285520
Fixes: 62891178
Fixes: 62265094
Fixes: 64363209
Test: robotests
Test: visual

tests/robotests/src/com/android/settings/bluetooth/BluetoothDeviceNamePreferenceControllerTest.java

@@ -74,7 +74,7 @@ public class BluetoothDeviceNamePreferenceControllerTest {
         final CharSequence summary = mPreference.getSummary();
 
         assertThat(summary.toString())
-                .isEqualTo("Visible as \"Nightshade\" to other devices");
+                .isEqualTo("Visible as \u201CNightshade\u201D to other devices");
         assertThat(mPreference.isSelectable()).isFalse();
     }