[GS] Removed grid lines from Inbox List, hidden Coin Attachment Column and Chat Column
[BW]: [NIP] File attachment widget finally implemented, able to return attachment in physical form, ready to put it into mail message.
[BW]: [NIP] Implemented displaying a contact completer on demand (when user clicks 'To...', 'Bcc...' or 'Cc...' buttons.
Merge branch 'master' of https://github.com/InvictusInnovations/keyhotee
Unsupported buttons grayed out from toolbar
[BW]: [NIP] New mail editor enabled. Many bugs fixed related to attachment handling, also right now it is displayed info message when some attachment files are not readable.
[BW]: [NIP] Introduced basic implementation of mail processor, separating mail transfer from mail editor windows, what is needed to support mail queue (and sending mails through outbox and moving them to sent items).
Merge branch 'master' of https://github.com/InvictusInnovations/keyhotee
[BW]: [NIP] Configured shortcuts for formatting options in mail editor.
read only public key field
Selecting contact items by keyboard keys
Merge branch 'master' of https://github.com/InvictusInnovations/keyhotee