sheet: on Windows, shift+arrow events are not captured

[liquidaty]

This occurs when running in a cmd.exe window via RDP.

Either find a way to make this key press work on Win, or change key bindings to disallow bindings that don't work on Win

[iamazeem]

In Command Prompt and Powershell too, Shift+Arrows are used to select text.

[iamazeem]

Sample: https://github.com/shshemi/tabiew

HOME and END keys may be used to move to first and last row respectively.

Or, their variations with CTRL key may be used instead i.e.:

• CTRL+HOME
• CTRL+END

In addition, a status bar may also be added to show the information such as:

• filename
• total number of rows
• total number of columns
• current position (row:col)
• current key press and/or combination
• ...