EDIT KEYS
    Escape          Cancel edit
    Enter           Commit edit
    Tab             Commit edit and move right
    ^Tab            Insert tab
    ^Enter          Insert line break
MOVEMENT KEYS
    ←↑↓→            Move
    ^←↑↓→           Scroll
    ^., Shift+^>    Insert Row, Insert Col
    F2              Edit
    Enter,ShiftEnter Down, Up
    Tab, Shift Tab  Right, Left
    ^C              Copy
    ^L, Shift+^L    Clear Line(s) & Delete Line(s)
    ^N              New table
    ^O              Open file
    ^S              Save file
    ^V              Paste
    ^X,Shift+^X     Cut (clear cells), Cut (delete cells)
    Home,^Home      First Cell of Row, Top Cell of Col
    End,^End        Last Cell of Row, Bottom Cell of Col
    Del, Shift Del  Clear Cell(s) & Delete Cell(s)
MOUSE
    Click           Set Cursor
    Double-Click    Edit Cell
    Middle-Click    Mouse Scroll Lock
    Wheel           Vertical Scroll