It was reported that Almanah does not encrypt its database when it 
closes, due to GApplication no longer using the quit_main_loop()
event since GIO 2.32.  This will keep the database unencrypted when
it should be encrypted.  The upstream bug report has a patch
attached which corrects the issue.

References:

https://bugzilla.gnome.org/show_bug.cgi?id=695117 
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=702905 
https://bugzilla.redhat.com/show_bug.cgi?id=920848