email: allow to remove an email account

Change-Id: Id9ae4f09487c918ebfae9d1854b675e52aee534f
JIRA: CYAN-3420
Issue: https://jira.cyanogenmod.org/browse/CYAN-3420
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
Automatic translation import

Change-Id: I63b25e96baba32ce037a09bb052e65b48ab5d27f
Automatic translation import

Change-Id: I381e2c7ab377eb4212d0706da87e33a055ab3ae8
Merge "email: allow to remove an email account" into cm-11.0
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_packages_apps_Email into kitkat