[BW]: [NIP] Preliminary implementation of support for Outbox/Sent folders
Merge branch 'master' of https://github.com/InvictusInnovations/keyhotee

Conflicts:
	KeyhoteeMainWindow.cpp
[BW]: [NIP] Further prerequisites for mail outbox/sent items folders.
[BW]: [NIP] Prerequisites for replied message formatting.
Merge branch 'master' of https://github.com/InvictusInnovations/keyhotee
[BW]: [NIP] Replied/Forwarded mail reformatting implemented.
Merge branch 'master' of https://github.com/InvictusInnovations/keyhotee

Conflicts:
	KeyhoteeMainWindow.cpp
[BW]: [Ign] Enabled back CMakefile translation changes.
[BW]: [NIP] Mailbox view specific to Draft folder shows Date Saved instead of Date Sent column.
[BW]: [Ign] Removed superfluous separator from mail editor windows toolbar.
Merge branch 'master' of https://github.com/InvictusInnovations/keyhotee

Conflicts:
	CMakeLists.txt
	Mail/Mailbox.cpp
	Mail/maileditorwindow.cpp
	Mail/maileditorwindow.hpp
[BW]: [Fix] Bad mailbox page has been displayed when 'Outbox' item has been selected in navigation tree.
Merge branch 'master' of https://github.com/InvictusInnovations/keyhotee