Place cursor appropriately in new composer
Place cursor appropriately in new composer

When bottom posting, we need to place it between the quote and the
signature.  Rather than trying to smoosh guess about where it should go,
we mark the spot explicitly when adding (or not adding) the signature.

https://bugzilla.gnome.org/show_bug.cgi?id=712912

mjog/geary,martinra/geary,robol/geary,emersion/geary,tshikaboom/geary,jimbonator/geary,emersion/geary,mjog/geary,githubnemo/geary,robol/geary,githubnemo/geary,aatishnn/geary,AtticHacker/geary,jimbonator/geary,jimbonator/geary,tshikaboom/geary,githubnemo/geary,glebihan/geary,emersion/geary,martinra/geary,glebihan/geary,aatishnn/geary,martinra/geary,aatishnn/geary,AtticHacker/geary,AtticHacker/geary,glebihan/geary,tshikaboom/geary,robol/geary,mjog/geary