Email: Clarify some strings

Change-Id: Icda4add7a05731e35af5f7b207c6507290c10313
Automatic translation import

Change-Id: I1d514e2d0909ecb569ee9372bfc41a62a96a9b88
Merge "Email: Clarify some strings" into cm-11.0
Merge remote-tracking branch 'cm/cm-11.0' into cm-11.0